<ratio_test.awl> {

<ratio.awl> <- <ratio_test.awl> {


} <ratio.awl> #87 / [12]
	-20 / -20 = 1
	-20 / -19 = 1+1/19
	-20 / -18 = 1+1/9
	-20 / -17 = 1+3/17
	-20 / -16 = 1+1/4
	-20 / -15 = 1+1/3
	-20 / -14 = 1+3/7
	-20 / -13 = 1+7/13
	-20 / -12 = 1+2/3
	-20 / -11 = 1+9/11
	-20 / -10 = 2
	-20 / -9 = 2+2/9
	-20 / -8 = 2+1/2
	-20 / -7 = 2+6/7
	-20 / -6 = 3+1/3
	-20 / -5 = 4
	-20 / -4 = 5
	-20 / -3 = 6+2/3
	-20 / -2 = 10
	-20 / -1 = 20
	-20 / 0 = - Inf
	-20 / 1 = -20
	-20 / 2 = -10
	-20 / 3 = -6-2/3
	-20 / 4 = -5
	-20 / 5 = -4
	-20 / 6 = -3-1/3
	-20 / 7 = -2-6/7
	-20 / 8 = -2-1/2
	-20 / 9 = -2-2/9
	-20 / 10 = -2
	-20 / 11 = -1-9/11
	-20 / 12 = -1-2/3
	-20 / 13 = -1-7/13
	-20 / 14 = -1-3/7
	-20 / 15 = -1-1/3
	-20 / 16 = -1-1/4
	-20 / 17 = -1-3/17
	-20 / 18 = -1-1/9
	-20 / 19 = -1-1/19

	-19 / -20 = 19/20
	-19 / -19 = 1
	-19 / -18 = 1+1/18
	-19 / -17 = 1+2/17
	-19 / -16 = 1+3/16
	-19 / -15 = 1+4/15
	-19 / -14 = 1+5/14
	-19 / -13 = 1+6/13
	-19 / -12 = 1+7/12
	-19 / -11 = 1+8/11
	-19 / -10 = 1+9/10
	-19 / -9 = 2+1/9
	-19 / -8 = 2+3/8
	-19 / -7 = 2+5/7
	-19 / -6 = 3+1/6
	-19 / -5 = 3+4/5
	-19 / -4 = 4+3/4
	-19 / -3 = 6+1/3
	-19 / -2 = 9+1/2
	-19 / -1 = 19
	-19 / 0 = - Inf
	-19 / 1 = -19
	-19 / 2 = -9-1/2
	-19 / 3 = -6-1/3
	-19 / 4 = -4-3/4
	-19 / 5 = -3-4/5
	-19 / 6 = -3-1/6
	-19 / 7 = -2-5/7
	-19 / 8 = -2-3/8
	-19 / 9 = -2-1/9
	-19 / 10 = -1-9/10
	-19 / 11 = -1-8/11
	-19 / 12 = -1-7/12
	-19 / 13 = -1-6/13
	-19 / 14 = -1-5/14
	-19 / 15 = -1-4/15
	-19 / 16 = -1-3/16
	-19 / 17 = -1-2/17
	-19 / 18 = -1-1/18
	-19 / 19 = -1

	-18 / -20 = 9/10
	-18 / -19 = 18/19
	-18 / -18 = 1
	-18 / -17 = 1+1/17
	-18 / -16 = 1+1/8
	-18 / -15 = 1+1/5
	-18 / -14 = 1+2/7
	-18 / -13 = 1+5/13
	-18 / -12 = 1+1/2
	-18 / -11 = 1+7/11
	-18 / -10 = 1+4/5
	-18 / -9 = 2
	-18 / -8 = 2+1/4
	-18 / -7 = 2+4/7
	-18 / -6 = 3
	-18 / -5 = 3+3/5
	-18 / -4 = 4+1/2
	-18 / -3 = 6
	-18 / -2 = 9
	-18 / -1 = 18
	-18 / 0 = - Inf
	-18 / 1 = -18
	-18 / 2 = -9
	-18 / 3 = -6
	-18 / 4 = -4-1/2
	-18 / 5 = -3-3/5
	-18 / 6 = -3
	-18 / 7 = -2-4/7
	-18 / 8 = -2-1/4
	-18 / 9 = -2
	-18 / 10 = -1-4/5
	-18 / 11 = -1-7/11
	-18 / 12 = -1-1/2
	-18 / 13 = -1-5/13
	-18 / 14 = -1-2/7
	-18 / 15 = -1-1/5
	-18 / 16 = -1-1/8
	-18 / 17 = -1-1/17
	-18 / 18 = -1
	-18 / 19 = -18/19

	-17 / -20 = 17/20
	-17 / -19 = 17/19
	-17 / -18 = 17/18
	-17 / -17 = 1
	-17 / -16 = 1+1/16
	-17 / -15 = 1+2/15
	-17 / -14 = 1+3/14
	-17 / -13 = 1+4/13
	-17 / -12 = 1+5/12
	-17 / -11 = 1+6/11
	-17 / -10 = 1+7/10
	-17 / -9 = 1+8/9
	-17 / -8 = 2+1/8
	-17 / -7 = 2+3/7
	-17 / -6 = 2+5/6
	-17 / -5 = 3+2/5
	-17 / -4 = 4+1/4
	-17 / -3 = 5+2/3
	-17 / -2 = 8+1/2
	-17 / -1 = 17
	-17 / 0 = - Inf
	-17 / 1 = -17
	-17 / 2 = -8-1/2
	-17 / 3 = -5-2/3
	-17 / 4 = -4-1/4
	-17 / 5 = -3-2/5
	-17 / 6 = -2-5/6
	-17 / 7 = -2-3/7
	-17 / 8 = -2-1/8
	-17 / 9 = -1-8/9
	-17 / 10 = -1-7/10
	-17 / 11 = -1-6/11
	-17 / 12 = -1-5/12
	-17 / 13 = -1-4/13
	-17 / 14 = -1-3/14
	-17 / 15 = -1-2/15
	-17 / 16 = -1-1/16
	-17 / 17 = -1
	-17 / 18 = -17/18
	-17 / 19 = -17/19

	-16 / -20 = 4/5
	-16 / -19 = 16/19
	-16 / -18 = 8/9
	-16 / -17 = 16/17
	-16 / -16 = 1
	-16 / -15 = 1+1/15
	-16 / -14 = 1+1/7
	-16 / -13 = 1+3/13
	-16 / -12 = 1+1/3
	-16 / -11 = 1+5/11
	-16 / -10 = 1+3/5
	-16 / -9 = 1+7/9
	-16 / -8 = 2
	-16 / -7 = 2+2/7
	-16 / -6 = 2+2/3
	-16 / -5 = 3+1/5
	-16 / -4 = 4
	-16 / -3 = 5+1/3
	-16 / -2 = 8
	-16 / -1 = 16
	-16 / 0 = - Inf
	-16 / 1 = -16
	-16 / 2 = -8
	-16 / 3 = -5-1/3
	-16 / 4 = -4
	-16 / 5 = -3-1/5
	-16 / 6 = -2-2/3
	-16 / 7 = -2-2/7
	-16 / 8 = -2
	-16 / 9 = -1-7/9
	-16 / 10 = -1-3/5
	-16 / 11 = -1-5/11
	-16 / 12 = -1-1/3
	-16 / 13 = -1-3/13
	-16 / 14 = -1-1/7
	-16 / 15 = -1-1/15
	-16 / 16 = -1
	-16 / 17 = -16/17
	-16 / 18 = -8/9
	-16 / 19 = -16/19

	-15 / -20 = 3/4
	-15 / -19 = 15/19
	-15 / -18 = 5/6
	-15 / -17 = 15/17
	-15 / -16 = 15/16
	-15 / -15 = 1
	-15 / -14 = 1+1/14
	-15 / -13 = 1+2/13
	-15 / -12 = 1+1/4
	-15 / -11 = 1+4/11
	-15 / -10 = 1+1/2
	-15 / -9 = 1+2/3
	-15 / -8 = 1+7/8
	-15 / -7 = 2+1/7
	-15 / -6 = 2+1/2
	-15 / -5 = 3
	-15 / -4 = 3+3/4
	-15 / -3 = 5
	-15 / -2 = 7+1/2
	-15 / -1 = 15
	-15 / 0 = - Inf
	-15 / 1 = -15
	-15 / 2 = -7-1/2
	-15 / 3 = -5
	-15 / 4 = -3-3/4
	-15 / 5 = -3
	-15 / 6 = -2-1/2
	-15 / 7 = -2-1/7
	-15 / 8 = -1-7/8
	-15 / 9 = -1-2/3
	-15 / 10 = -1-1/2
	-15 / 11 = -1-4/11
	-15 / 12 = -1-1/4
	-15 / 13 = -1-2/13
	-15 / 14 = -1-1/14
	-15 / 15 = -1
	-15 / 16 = -15/16
	-15 / 17 = -15/17
	-15 / 18 = -5/6
	-15 / 19 = -15/19

	-14 / -20 = 7/10
	-14 / -19 = 14/19
	-14 / -18 = 7/9
	-14 / -17 = 14/17
	-14 / -16 = 7/8
	-14 / -15 = 14/15
	-14 / -14 = 1
	-14 / -13 = 1+1/13
	-14 / -12 = 1+1/6
	-14 / -11 = 1+3/11
	-14 / -10 = 1+2/5
	-14 / -9 = 1+5/9
	-14 / -8 = 1+3/4
	-14 / -7 = 2
	-14 / -6 = 2+1/3
	-14 / -5 = 2+4/5
	-14 / -4 = 3+1/2
	-14 / -3 = 4+2/3
	-14 / -2 = 7
	-14 / -1 = 14
	-14 / 0 = - Inf
	-14 / 1 = -14
	-14 / 2 = -7
	-14 / 3 = -4-2/3
	-14 / 4 = -3-1/2
	-14 / 5 = -2-4/5
	-14 / 6 = -2-1/3
	-14 / 7 = -2
	-14 / 8 = -1-3/4
	-14 / 9 = -1-5/9
	-14 / 10 = -1-2/5
	-14 / 11 = -1-3/11
	-14 / 12 = -1-1/6
	-14 / 13 = -1-1/13
	-14 / 14 = -1
	-14 / 15 = -14/15
	-14 / 16 = -7/8
	-14 / 17 = -14/17
	-14 / 18 = -7/9
	-14 / 19 = -14/19

	-13 / -20 = 13/20
	-13 / -19 = 13/19
	-13 / -18 = 13/18
	-13 / -17 = 13/17
	-13 / -16 = 13/16
	-13 / -15 = 13/15
	-13 / -14 = 13/14
	-13 / -13 = 1
	-13 / -12 = 1+1/12
	-13 / -11 = 1+2/11
	-13 / -10 = 1+3/10
	-13 / -9 = 1+4/9
	-13 / -8 = 1+5/8
	-13 / -7 = 1+6/7
	-13 / -6 = 2+1/6
	-13 / -5 = 2+3/5
	-13 / -4 = 3+1/4
	-13 / -3 = 4+1/3
	-13 / -2 = 6+1/2
	-13 / -1 = 13
	-13 / 0 = - Inf
	-13 / 1 = -13
	-13 / 2 = -6-1/2
	-13 / 3 = -4-1/3
	-13 / 4 = -3-1/4
	-13 / 5 = -2-3/5
	-13 / 6 = -2-1/6
	-13 / 7 = -1-6/7
	-13 / 8 = -1-5/8
	-13 / 9 = -1-4/9
	-13 / 10 = -1-3/10
	-13 / 11 = -1-2/11
	-13 / 12 = -1-1/12
	-13 / 13 = -1
	-13 / 14 = -13/14
	-13 / 15 = -13/15
	-13 / 16 = -13/16
	-13 / 17 = -13/17
	-13 / 18 = -13/18
	-13 / 19 = -13/19

	-12 / -20 = 3/5
	-12 / -19 = 12/19
	-12 / -18 = 2/3
	-12 / -17 = 12/17
	-12 / -16 = 3/4
	-12 / -15 = 4/5
	-12 / -14 = 6/7
	-12 / -13 = 12/13
	-12 / -12 = 1
	-12 / -11 = 1+1/11
	-12 / -10 = 1+1/5
	-12 / -9 = 1+1/3
	-12 / -8 = 1+1/2
	-12 / -7 = 1+5/7
	-12 / -6 = 2
	-12 / -5 = 2+2/5
	-12 / -4 = 3
	-12 / -3 = 4
	-12 / -2 = 6
	-12 / -1 = 12
	-12 / 0 = - Inf
	-12 / 1 = -12
	-12 / 2 = -6
	-12 / 3 = -4
	-12 / 4 = -3
	-12 / 5 = -2-2/5
	-12 / 6 = -2
	-12 / 7 = -1-5/7
	-12 / 8 = -1-1/2
	-12 / 9 = -1-1/3
	-12 / 10 = -1-1/5
	-12 / 11 = -1-1/11
	-12 / 12 = -1
	-12 / 13 = -12/13
	-12 / 14 = -6/7
	-12 / 15 = -4/5
	-12 / 16 = -3/4
	-12 / 17 = -12/17
	-12 / 18 = -2/3
	-12 / 19 = -12/19

	-11 / -20 = 11/20
	-11 / -19 = 11/19
	-11 / -18 = 11/18
	-11 / -17 = 11/17
	-11 / -16 = 11/16
	-11 / -15 = 11/15
	-11 / -14 = 11/14
	-11 / -13 = 11/13
	-11 / -12 = 11/12
	-11 / -11 = 1
	-11 / -10 = 1+1/10
	-11 / -9 = 1+2/9
	-11 / -8 = 1+3/8
	-11 / -7 = 1+4/7
	-11 / -6 = 1+5/6
	-11 / -5 = 2+1/5
	-11 / -4 = 2+3/4
	-11 / -3 = 3+2/3
	-11 / -2 = 5+1/2
	-11 / -1 = 11
	-11 / 0 = - Inf
	-11 / 1 = -11
	-11 / 2 = -5-1/2
	-11 / 3 = -3-2/3
	-11 / 4 = -2-3/4
	-11 / 5 = -2-1/5
	-11 / 6 = -1-5/6
	-11 / 7 = -1-4/7
	-11 / 8 = -1-3/8
	-11 / 9 = -1-2/9
	-11 / 10 = -1-1/10
	-11 / 11 = -1
	-11 / 12 = -11/12
	-11 / 13 = -11/13
	-11 / 14 = -11/14
	-11 / 15 = -11/15
	-11 / 16 = -11/16
	-11 / 17 = -11/17
	-11 / 18 = -11/18
	-11 / 19 = -11/19

	-10 / -20 = 1/2
	-10 / -19 = 10/19
	-10 / -18 = 5/9
	-10 / -17 = 10/17
	-10 / -16 = 5/8
	-10 / -15 = 2/3
	-10 / -14 = 5/7
	-10 / -13 = 10/13
	-10 / -12 = 5/6
	-10 / -11 = 10/11
	-10 / -10 = 1
	-10 / -9 = 1+1/9
	-10 / -8 = 1+1/4
	-10 / -7 = 1+3/7
	-10 / -6 = 1+2/3
	-10 / -5 = 2
	-10 / -4 = 2+1/2
	-10 / -3 = 3+1/3
	-10 / -2 = 5
	-10 / -1 = 10
	-10 / 0 = - Inf
	-10 / 1 = -10
	-10 / 2 = -5
	-10 / 3 = -3-1/3
	-10 / 4 = -2-1/2
	-10 / 5 = -2
	-10 / 6 = -1-2/3
	-10 / 7 = -1-3/7
	-10 / 8 = -1-1/4
	-10 / 9 = -1-1/9
	-10 / 10 = -1
	-10 / 11 = -10/11
	-10 / 12 = -5/6
	-10 / 13 = -10/13
	-10 / 14 = -5/7
	-10 / 15 = -2/3
	-10 / 16 = -5/8
	-10 / 17 = -10/17
	-10 / 18 = -5/9
	-10 / 19 = -10/19

	-9 / -20 = 9/20
	-9 / -19 = 9/19
	-9 / -18 = 1/2
	-9 / -17 = 9/17
	-9 / -16 = 9/16
	-9 / -15 = 3/5
	-9 / -14 = 9/14
	-9 / -13 = 9/13
	-9 / -12 = 3/4
	-9 / -11 = 9/11
	-9 / -10 = 9/10
	-9 / -9 = 1
	-9 / -8 = 1+1/8
	-9 / -7 = 1+2/7
	-9 / -6 = 1+1/2
	-9 / -5 = 1+4/5
	-9 / -4 = 2+1/4
	-9 / -3 = 3
	-9 / -2 = 4+1/2
	-9 / -1 = 9
	-9 / 0 = - Inf
	-9 / 1 = -9
	-9 / 2 = -4-1/2
	-9 / 3 = -3
	-9 / 4 = -2-1/4
	-9 / 5 = -1-4/5
	-9 / 6 = -1-1/2
	-9 / 7 = -1-2/7
	-9 / 8 = -1-1/8
	-9 / 9 = -1
	-9 / 10 = -9/10
	-9 / 11 = -9/11
	-9 / 12 = -3/4
	-9 / 13 = -9/13
	-9 / 14 = -9/14
	-9 / 15 = -3/5
	-9 / 16 = -9/16
	-9 / 17 = -9/17
	-9 / 18 = -1/2
	-9 / 19 = -9/19

	-8 / -20 = 2/5
	-8 / -19 = 8/19
	-8 / -18 = 4/9
	-8 / -17 = 8/17
	-8 / -16 = 1/2
	-8 / -15 = 8/15
	-8 / -14 = 4/7
	-8 / -13 = 8/13
	-8 / -12 = 2/3
	-8 / -11 = 8/11
	-8 / -10 = 4/5
	-8 / -9 = 8/9
	-8 / -8 = 1
	-8 / -7 = 1+1/7
	-8 / -6 = 1+1/3
	-8 / -5 = 1+3/5
	-8 / -4 = 2
	-8 / -3 = 2+2/3
	-8 / -2 = 4
	-8 / -1 = 8
	-8 / 0 = - Inf
	-8 / 1 = -8
	-8 / 2 = -4
	-8 / 3 = -2-2/3
	-8 / 4 = -2
	-8 / 5 = -1-3/5
	-8 / 6 = -1-1/3
	-8 / 7 = -1-1/7
	-8 / 8 = -1
	-8 / 9 = -8/9
	-8 / 10 = -4/5
	-8 / 11 = -8/11
	-8 / 12 = -2/3
	-8 / 13 = -8/13
	-8 / 14 = -4/7
	-8 / 15 = -8/15
	-8 / 16 = -1/2
	-8 / 17 = -8/17
	-8 / 18 = -4/9
	-8 / 19 = -8/19

	-7 / -20 = 7/20
	-7 / -19 = 7/19
	-7 / -18 = 7/18
	-7 / -17 = 7/17
	-7 / -16 = 7/16
	-7 / -15 = 7/15
	-7 / -14 = 1/2
	-7 / -13 = 7/13
	-7 / -12 = 7/12
	-7 / -11 = 7/11
	-7 / -10 = 7/10
	-7 / -9 = 7/9
	-7 / -8 = 7/8
	-7 / -7 = 1
	-7 / -6 = 1+1/6
	-7 / -5 = 1+2/5
	-7 / -4 = 1+3/4
	-7 / -3 = 2+1/3
	-7 / -2 = 3+1/2
	-7 / -1 = 7
	-7 / 0 = - Inf
	-7 / 1 = -7
	-7 / 2 = -3-1/2
	-7 / 3 = -2-1/3
	-7 / 4 = -1-3/4
	-7 / 5 = -1-2/5
	-7 / 6 = -1-1/6
	-7 / 7 = -1
	-7 / 8 = -7/8
	-7 / 9 = -7/9
	-7 / 10 = -7/10
	-7 / 11 = -7/11
	-7 / 12 = -7/12
	-7 / 13 = -7/13
	-7 / 14 = -1/2
	-7 / 15 = -7/15
	-7 / 16 = -7/16
	-7 / 17 = -7/17
	-7 / 18 = -7/18
	-7 / 19 = -7/19

	-6 / -20 = 3/10
	-6 / -19 = 6/19
	-6 / -18 = 1/3
	-6 / -17 = 6/17
	-6 / -16 = 3/8
	-6 / -15 = 2/5
	-6 / -14 = 3/7
	-6 / -13 = 6/13
	-6 / -12 = 1/2
	-6 / -11 = 6/11
	-6 / -10 = 3/5
	-6 / -9 = 2/3
	-6 / -8 = 3/4
	-6 / -7 = 6/7
	-6 / -6 = 1
	-6 / -5 = 1+1/5
	-6 / -4 = 1+1/2
	-6 / -3 = 2
	-6 / -2 = 3
	-6 / -1 = 6
	-6 / 0 = - Inf
	-6 / 1 = -6
	-6 / 2 = -3
	-6 / 3 = -2
	-6 / 4 = -1-1/2
	-6 / 5 = -1-1/5
	-6 / 6 = -1
	-6 / 7 = -6/7
	-6 / 8 = -3/4
	-6 / 9 = -2/3
	-6 / 10 = -3/5
	-6 / 11 = -6/11
	-6 / 12 = -1/2
	-6 / 13 = -6/13
	-6 / 14 = -3/7
	-6 / 15 = -2/5
	-6 / 16 = -3/8
	-6 / 17 = -6/17
	-6 / 18 = -1/3
	-6 / 19 = -6/19

	-5 / -20 = 1/4
	-5 / -19 = 5/19
	-5 / -18 = 5/18
	-5 / -17 = 5/17
	-5 / -16 = 5/16
	-5 / -15 = 1/3
	-5 / -14 = 5/14
	-5 / -13 = 5/13
	-5 / -12 = 5/12
	-5 / -11 = 5/11
	-5 / -10 = 1/2
	-5 / -9 = 5/9
	-5 / -8 = 5/8
	-5 / -7 = 5/7
	-5 / -6 = 5/6
	-5 / -5 = 1
	-5 / -4 = 1+1/4
	-5 / -3 = 1+2/3
	-5 / -2 = 2+1/2
	-5 / -1 = 5
	-5 / 0 = - Inf
	-5 / 1 = -5
	-5 / 2 = -2-1/2
	-5 / 3 = -1-2/3
	-5 / 4 = -1-1/4
	-5 / 5 = -1
	-5 / 6 = -5/6
	-5 / 7 = -5/7
	-5 / 8 = -5/8
	-5 / 9 = -5/9
	-5 / 10 = -1/2
	-5 / 11 = -5/11
	-5 / 12 = -5/12
	-5 / 13 = -5/13
	-5 / 14 = -5/14
	-5 / 15 = -1/3
	-5 / 16 = -5/16
	-5 / 17 = -5/17
	-5 / 18 = -5/18
	-5 / 19 = -5/19

	-4 / -20 = 1/5
	-4 / -19 = 4/19
	-4 / -18 = 2/9
	-4 / -17 = 4/17
	-4 / -16 = 1/4
	-4 / -15 = 4/15
	-4 / -14 = 2/7
	-4 / -13 = 4/13
	-4 / -12 = 1/3
	-4 / -11 = 4/11
	-4 / -10 = 2/5
	-4 / -9 = 4/9
	-4 / -8 = 1/2
	-4 / -7 = 4/7
	-4 / -6 = 2/3
	-4 / -5 = 4/5
	-4 / -4 = 1
	-4 / -3 = 1+1/3
	-4 / -2 = 2
	-4 / -1 = 4
	-4 / 0 = - Inf
	-4 / 1 = -4
	-4 / 2 = -2
	-4 / 3 = -1-1/3
	-4 / 4 = -1
	-4 / 5 = -4/5
	-4 / 6 = -2/3
	-4 / 7 = -4/7
	-4 / 8 = -1/2
	-4 / 9 = -4/9
	-4 / 10 = -2/5
	-4 / 11 = -4/11
	-4 / 12 = -1/3
	-4 / 13 = -4/13
	-4 / 14 = -2/7
	-4 / 15 = -4/15
	-4 / 16 = -1/4
	-4 / 17 = -4/17
	-4 / 18 = -2/9
	-4 / 19 = -4/19

	-3 / -20 = 3/20
	-3 / -19 = 3/19
	-3 / -18 = 1/6
	-3 / -17 = 3/17
	-3 / -16 = 3/16
	-3 / -15 = 1/5
	-3 / -14 = 3/14
	-3 / -13 = 3/13
	-3 / -12 = 1/4
	-3 / -11 = 3/11
	-3 / -10 = 3/10
	-3 / -9 = 1/3
	-3 / -8 = 3/8
	-3 / -7 = 3/7
	-3 / -6 = 1/2
	-3 / -5 = 3/5
	-3 / -4 = 3/4
	-3 / -3 = 1
	-3 / -2 = 1+1/2
	-3 / -1 = 3
	-3 / 0 = - Inf
	-3 / 1 = -3
	-3 / 2 = -1-1/2
	-3 / 3 = -1
	-3 / 4 = -3/4
	-3 / 5 = -3/5
	-3 / 6 = -1/2
	-3 / 7 = -3/7
	-3 / 8 = -3/8
	-3 / 9 = -1/3
	-3 / 10 = -3/10
	-3 / 11 = -3/11
	-3 / 12 = -1/4
	-3 / 13 = -3/13
	-3 / 14 = -3/14
	-3 / 15 = -1/5
	-3 / 16 = -3/16
	-3 / 17 = -3/17
	-3 / 18 = -1/6
	-3 / 19 = -3/19

	-2 / -20 = 1/10
	-2 / -19 = 2/19
	-2 / -18 = 1/9
	-2 / -17 = 2/17
	-2 / -16 = 1/8
	-2 / -15 = 2/15
	-2 / -14 = 1/7
	-2 / -13 = 2/13
	-2 / -12 = 1/6
	-2 / -11 = 2/11
	-2 / -10 = 1/5
	-2 / -9 = 2/9
	-2 / -8 = 1/4
	-2 / -7 = 2/7
	-2 / -6 = 1/3
	-2 / -5 = 2/5
	-2 / -4 = 1/2
	-2 / -3 = 2/3
	-2 / -2 = 1
	-2 / -1 = 2
	-2 / 0 = - Inf
	-2 / 1 = -2
	-2 / 2 = -1
	-2 / 3 = -2/3
	-2 / 4 = -1/2
	-2 / 5 = -2/5
	-2 / 6 = -1/3
	-2 / 7 = -2/7
	-2 / 8 = -1/4
	-2 / 9 = -2/9
	-2 / 10 = -1/5
	-2 / 11 = -2/11
	-2 / 12 = -1/6
	-2 / 13 = -2/13
	-2 / 14 = -1/7
	-2 / 15 = -2/15
	-2 / 16 = -1/8
	-2 / 17 = -2/17
	-2 / 18 = -1/9
	-2 / 19 = -2/19

	-1 / -20 = 1/20
	-1 / -19 = 1/19
	-1 / -18 = 1/18
	-1 / -17 = 1/17
	-1 / -16 = 1/16
	-1 / -15 = 1/15
	-1 / -14 = 1/14
	-1 / -13 = 1/13
	-1 / -12 = 1/12
	-1 / -11 = 1/11
	-1 / -10 = 1/10
	-1 / -9 = 1/9
	-1 / -8 = 1/8
	-1 / -7 = 1/7
	-1 / -6 = 1/6
	-1 / -5 = 1/5
	-1 / -4 = 1/4
	-1 / -3 = 1/3
	-1 / -2 = 1/2
	-1 / -1 = 1
	-1 / 0 = - Inf
	-1 / 1 = -1
	-1 / 2 = -1/2
	-1 / 3 = -1/3
	-1 / 4 = -1/4
	-1 / 5 = -1/5
	-1 / 6 = -1/6
	-1 / 7 = -1/7
	-1 / 8 = -1/8
	-1 / 9 = -1/9
	-1 / 10 = -1/10
	-1 / 11 = -1/11
	-1 / 12 = -1/12
	-1 / 13 = -1/13
	-1 / 14 = -1/14
	-1 / 15 = -1/15
	-1 / 16 = -1/16
	-1 / 17 = -1/17
	-1 / 18 = -1/18
	-1 / 19 = -1/19

	0 / -20 = 0
	0 / -19 = 0
	0 / -18 = 0
	0 / -17 = 0
	0 / -16 = 0
	0 / -15 = 0
	0 / -14 = 0
	0 / -13 = 0
	0 / -12 = 0
	0 / -11 = 0
	0 / -10 = 0
	0 / -9 = 0
	0 / -8 = 0
	0 / -7 = 0
	0 / -6 = 0
	0 / -5 = 0
	0 / -4 = 0
	0 / -3 = 0
	0 / -2 = 0
	0 / -1 = 0
	0 / 0 = NAN
	0 / 1 = 0
	0 / 2 = 0
	0 / 3 = 0
	0 / 4 = 0
	0 / 5 = 0
	0 / 6 = 0
	0 / 7 = 0
	0 / 8 = 0
	0 / 9 = 0
	0 / 10 = 0
	0 / 11 = 0
	0 / 12 = 0
	0 / 13 = 0
	0 / 14 = 0
	0 / 15 = 0
	0 / 16 = 0
	0 / 17 = 0
	0 / 18 = 0
	0 / 19 = 0

	1 / -20 = -1/20
	1 / -19 = -1/19
	1 / -18 = -1/18
	1 / -17 = -1/17
	1 / -16 = -1/16
	1 / -15 = -1/15
	1 / -14 = -1/14
	1 / -13 = -1/13
	1 / -12 = -1/12
	1 / -11 = -1/11
	1 / -10 = -1/10
	1 / -9 = -1/9
	1 / -8 = -1/8
	1 / -7 = -1/7
	1 / -6 = -1/6
	1 / -5 = -1/5
	1 / -4 = -1/4
	1 / -3 = -1/3
	1 / -2 = -1/2
	1 / -1 = -1
	1 / 0 = + Inf
	1 / 1 = 1
	1 / 2 = 1/2
	1 / 3 = 1/3
	1 / 4 = 1/4
	1 / 5 = 1/5
	1 / 6 = 1/6
	1 / 7 = 1/7
	1 / 8 = 1/8
	1 / 9 = 1/9
	1 / 10 = 1/10
	1 / 11 = 1/11
	1 / 12 = 1/12
	1 / 13 = 1/13
	1 / 14 = 1/14
	1 / 15 = 1/15
	1 / 16 = 1/16
	1 / 17 = 1/17
	1 / 18 = 1/18
	1 / 19 = 1/19

	2 / -20 = -1/10
	2 / -19 = -2/19
	2 / -18 = -1/9
	2 / -17 = -2/17
	2 / -16 = -1/8
	2 / -15 = -2/15
	2 / -14 = -1/7
	2 / -13 = -2/13
	2 / -12 = -1/6
	2 / -11 = -2/11
	2 / -10 = -1/5
	2 / -9 = -2/9
	2 / -8 = -1/4
	2 / -7 = -2/7
	2 / -6 = -1/3
	2 / -5 = -2/5
	2 / -4 = -1/2
	2 / -3 = -2/3
	2 / -2 = -1
	2 / -1 = -2
	2 / 0 = + Inf
	2 / 1 = 2
	2 / 2 = 1
	2 / 3 = 2/3
	2 / 4 = 1/2
	2 / 5 = 2/5
	2 / 6 = 1/3
	2 / 7 = 2/7
	2 / 8 = 1/4
	2 / 9 = 2/9
	2 / 10 = 1/5
	2 / 11 = 2/11
	2 / 12 = 1/6
	2 / 13 = 2/13
	2 / 14 = 1/7
	2 / 15 = 2/15
	2 / 16 = 1/8
	2 / 17 = 2/17
	2 / 18 = 1/9
	2 / 19 = 2/19

	3 / -20 = -3/20
	3 / -19 = -3/19
	3 / -18 = -1/6
	3 / -17 = -3/17
	3 / -16 = -3/16
	3 / -15 = -1/5
	3 / -14 = -3/14
	3 / -13 = -3/13
	3 / -12 = -1/4
	3 / -11 = -3/11
	3 / -10 = -3/10
	3 / -9 = -1/3
	3 / -8 = -3/8
	3 / -7 = -3/7
	3 / -6 = -1/2
	3 / -5 = -3/5
	3 / -4 = -3/4
	3 / -3 = -1
	3 / -2 = -1-1/2
	3 / -1 = -3
	3 / 0 = + Inf
	3 / 1 = 3
	3 / 2 = 1+1/2
	3 / 3 = 1
	3 / 4 = 3/4
	3 / 5 = 3/5
	3 / 6 = 1/2
	3 / 7 = 3/7
	3 / 8 = 3/8
	3 / 9 = 1/3
	3 / 10 = 3/10
	3 / 11 = 3/11
	3 / 12 = 1/4
	3 / 13 = 3/13
	3 / 14 = 3/14
	3 / 15 = 1/5
	3 / 16 = 3/16
	3 / 17 = 3/17
	3 / 18 = 1/6
	3 / 19 = 3/19

	4 / -20 = -1/5
	4 / -19 = -4/19
	4 / -18 = -2/9
	4 / -17 = -4/17
	4 / -16 = -1/4
	4 / -15 = -4/15
	4 / -14 = -2/7
	4 / -13 = -4/13
	4 / -12 = -1/3
	4 / -11 = -4/11
	4 / -10 = -2/5
	4 / -9 = -4/9
	4 / -8 = -1/2
	4 / -7 = -4/7
	4 / -6 = -2/3
	4 / -5 = -4/5
	4 / -4 = -1
	4 / -3 = -1-1/3
	4 / -2 = -2
	4 / -1 = -4
	4 / 0 = + Inf
	4 / 1 = 4
	4 / 2 = 2
	4 / 3 = 1+1/3
	4 / 4 = 1
	4 / 5 = 4/5
	4 / 6 = 2/3
	4 / 7 = 4/7
	4 / 8 = 1/2
	4 / 9 = 4/9
	4 / 10 = 2/5
	4 / 11 = 4/11
	4 / 12 = 1/3
	4 / 13 = 4/13
	4 / 14 = 2/7
	4 / 15 = 4/15
	4 / 16 = 1/4
	4 / 17 = 4/17
	4 / 18 = 2/9
	4 / 19 = 4/19

	5 / -20 = -1/4
	5 / -19 = -5/19
	5 / -18 = -5/18
	5 / -17 = -5/17
	5 / -16 = -5/16
	5 / -15 = -1/3
	5 / -14 = -5/14
	5 / -13 = -5/13
	5 / -12 = -5/12
	5 / -11 = -5/11
	5 / -10 = -1/2
	5 / -9 = -5/9
	5 / -8 = -5/8
	5 / -7 = -5/7
	5 / -6 = -5/6
	5 / -5 = -1
	5 / -4 = -1-1/4
	5 / -3 = -1-2/3
	5 / -2 = -2-1/2
	5 / -1 = -5
	5 / 0 = + Inf
	5 / 1 = 5
	5 / 2 = 2+1/2
	5 / 3 = 1+2/3
	5 / 4 = 1+1/4
	5 / 5 = 1
	5 / 6 = 5/6
	5 / 7 = 5/7
	5 / 8 = 5/8
	5 / 9 = 5/9
	5 / 10 = 1/2
	5 / 11 = 5/11
	5 / 12 = 5/12
	5 / 13 = 5/13
	5 / 14 = 5/14
	5 / 15 = 1/3
	5 / 16 = 5/16
	5 / 17 = 5/17
	5 / 18 = 5/18
	5 / 19 = 5/19

	6 / -20 = -3/10
	6 / -19 = -6/19
	6 / -18 = -1/3
	6 / -17 = -6/17
	6 / -16 = -3/8
	6 / -15 = -2/5
	6 / -14 = -3/7
	6 / -13 = -6/13
	6 / -12 = -1/2
	6 / -11 = -6/11
	6 / -10 = -3/5
	6 / -9 = -2/3
	6 / -8 = -3/4
	6 / -7 = -6/7
	6 / -6 = -1
	6 / -5 = -1-1/5
	6 / -4 = -1-1/2
	6 / -3 = -2
	6 / -2 = -3
	6 / -1 = -6
	6 / 0 = + Inf
	6 / 1 = 6
	6 / 2 = 3
	6 / 3 = 2
	6 / 4 = 1+1/2
	6 / 5 = 1+1/5
	6 / 6 = 1
	6 / 7 = 6/7
	6 / 8 = 3/4
	6 / 9 = 2/3
	6 / 10 = 3/5
	6 / 11 = 6/11
	6 / 12 = 1/2
	6 / 13 = 6/13
	6 / 14 = 3/7
	6 / 15 = 2/5
	6 / 16 = 3/8
	6 / 17 = 6/17
	6 / 18 = 1/3
	6 / 19 = 6/19

	7 / -20 = -7/20
	7 / -19 = -7/19
	7 / -18 = -7/18
	7 / -17 = -7/17
	7 / -16 = -7/16
	7 / -15 = -7/15
	7 / -14 = -1/2
	7 / -13 = -7/13
	7 / -12 = -7/12
	7 / -11 = -7/11
	7 / -10 = -7/10
	7 / -9 = -7/9
	7 / -8 = -7/8
	7 / -7 = -1
	7 / -6 = -1-1/6
	7 / -5 = -1-2/5
	7 / -4 = -1-3/4
	7 / -3 = -2-1/3
	7 / -2 = -3-1/2
	7 / -1 = -7
	7 / 0 = + Inf
	7 / 1 = 7
	7 / 2 = 3+1/2
	7 / 3 = 2+1/3
	7 / 4 = 1+3/4
	7 / 5 = 1+2/5
	7 / 6 = 1+1/6
	7 / 7 = 1
	7 / 8 = 7/8
	7 / 9 = 7/9
	7 / 10 = 7/10
	7 / 11 = 7/11
	7 / 12 = 7/12
	7 / 13 = 7/13
	7 / 14 = 1/2
	7 / 15 = 7/15
	7 / 16 = 7/16
	7 / 17 = 7/17
	7 / 18 = 7/18
	7 / 19 = 7/19

	8 / -20 = -2/5
	8 / -19 = -8/19
	8 / -18 = -4/9
	8 / -17 = -8/17
	8 / -16 = -1/2
	8 / -15 = -8/15
	8 / -14 = -4/7
	8 / -13 = -8/13
	8 / -12 = -2/3
	8 / -11 = -8/11
	8 / -10 = -4/5
	8 / -9 = -8/9
	8 / -8 = -1
	8 / -7 = -1-1/7
	8 / -6 = -1-1/3
	8 / -5 = -1-3/5
	8 / -4 = -2
	8 / -3 = -2-2/3
	8 / -2 = -4
	8 / -1 = -8
	8 / 0 = + Inf
	8 / 1 = 8
	8 / 2 = 4
	8 / 3 = 2+2/3
	8 / 4 = 2
	8 / 5 = 1+3/5
	8 / 6 = 1+1/3
	8 / 7 = 1+1/7
	8 / 8 = 1
	8 / 9 = 8/9
	8 / 10 = 4/5
	8 / 11 = 8/11
	8 / 12 = 2/3
	8 / 13 = 8/13
	8 / 14 = 4/7
	8 / 15 = 8/15
	8 / 16 = 1/2
	8 / 17 = 8/17
	8 / 18 = 4/9
	8 / 19 = 8/19

	9 / -20 = -9/20
	9 / -19 = -9/19
	9 / -18 = -1/2
	9 / -17 = -9/17
	9 / -16 = -9/16
	9 / -15 = -3/5
	9 / -14 = -9/14
	9 / -13 = -9/13
	9 / -12 = -3/4
	9 / -11 = -9/11
	9 / -10 = -9/10
	9 / -9 = -1
	9 / -8 = -1-1/8
	9 / -7 = -1-2/7
	9 / -6 = -1-1/2
	9 / -5 = -1-4/5
	9 / -4 = -2-1/4
	9 / -3 = -3
	9 / -2 = -4-1/2
	9 / -1 = -9
	9 / 0 = + Inf
	9 / 1 = 9
	9 / 2 = 4+1/2
	9 / 3 = 3
	9 / 4 = 2+1/4
	9 / 5 = 1+4/5
	9 / 6 = 1+1/2
	9 / 7 = 1+2/7
	9 / 8 = 1+1/8
	9 / 9 = 1
	9 / 10 = 9/10
	9 / 11 = 9/11
	9 / 12 = 3/4
	9 / 13 = 9/13
	9 / 14 = 9/14
	9 / 15 = 3/5
	9 / 16 = 9/16
	9 / 17 = 9/17
	9 / 18 = 1/2
	9 / 19 = 9/19

	10 / -20 = -1/2
	10 / -19 = -10/19
	10 / -18 = -5/9
	10 / -17 = -10/17
	10 / -16 = -5/8
	10 / -15 = -2/3
	10 / -14 = -5/7
	10 / -13 = -10/13
	10 / -12 = -5/6
	10 / -11 = -10/11
	10 / -10 = -1
	10 / -9 = -1-1/9
	10 / -8 = -1-1/4
	10 / -7 = -1-3/7
	10 / -6 = -1-2/3
	10 / -5 = -2
	10 / -4 = -2-1/2
	10 / -3 = -3-1/3
	10 / -2 = -5
	10 / -1 = -10
	10 / 0 = + Inf
	10 / 1 = 10
	10 / 2 = 5
	10 / 3 = 3+1/3
	10 / 4 = 2+1/2
	10 / 5 = 2
	10 / 6 = 1+2/3
	10 / 7 = 1+3/7
	10 / 8 = 1+1/4
	10 / 9 = 1+1/9
	10 / 10 = 1
	10 / 11 = 10/11
	10 / 12 = 5/6
	10 / 13 = 10/13
	10 / 14 = 5/7
	10 / 15 = 2/3
	10 / 16 = 5/8
	10 / 17 = 10/17
	10 / 18 = 5/9
	10 / 19 = 10/19

	11 / -20 = -11/20
	11 / -19 = -11/19
	11 / -18 = -11/18
	11 / -17 = -11/17
	11 / -16 = -11/16
	11 / -15 = -11/15
	11 / -14 = -11/14
	11 / -13 = -11/13
	11 / -12 = -11/12
	11 / -11 = -1
	11 / -10 = -1-1/10
	11 / -9 = -1-2/9
	11 / -8 = -1-3/8
	11 / -7 = -1-4/7
	11 / -6 = -1-5/6
	11 / -5 = -2-1/5
	11 / -4 = -2-3/4
	11 / -3 = -3-2/3
	11 / -2 = -5-1/2
	11 / -1 = -11
	11 / 0 = + Inf
	11 / 1 = 11
	11 / 2 = 5+1/2
	11 / 3 = 3+2/3
	11 / 4 = 2+3/4
	11 / 5 = 2+1/5
	11 / 6 = 1+5/6
	11 / 7 = 1+4/7
	11 / 8 = 1+3/8
	11 / 9 = 1+2/9
	11 / 10 = 1+1/10
	11 / 11 = 1
	11 / 12 = 11/12
	11 / 13 = 11/13
	11 / 14 = 11/14
	11 / 15 = 11/15
	11 / 16 = 11/16
	11 / 17 = 11/17
	11 / 18 = 11/18
	11 / 19 = 11/19

	12 / -20 = -3/5
	12 / -19 = -12/19
	12 / -18 = -2/3
	12 / -17 = -12/17
	12 / -16 = -3/4
	12 / -15 = -4/5
	12 / -14 = -6/7
	12 / -13 = -12/13
	12 / -12 = -1
	12 / -11 = -1-1/11
	12 / -10 = -1-1/5
	12 / -9 = -1-1/3
	12 / -8 = -1-1/2
	12 / -7 = -1-5/7
	12 / -6 = -2
	12 / -5 = -2-2/5
	12 / -4 = -3
	12 / -3 = -4
	12 / -2 = -6
	12 / -1 = -12
	12 / 0 = + Inf
	12 / 1 = 12
	12 / 2 = 6
	12 / 3 = 4
	12 / 4 = 3
	12 / 5 = 2+2/5
	12 / 6 = 2
	12 / 7 = 1+5/7
	12 / 8 = 1+1/2
	12 / 9 = 1+1/3
	12 / 10 = 1+1/5
	12 / 11 = 1+1/11
	12 / 12 = 1
	12 / 13 = 12/13
	12 / 14 = 6/7
	12 / 15 = 4/5
	12 / 16 = 3/4
	12 / 17 = 12/17
	12 / 18 = 2/3
	12 / 19 = 12/19

	13 / -20 = -13/20
	13 / -19 = -13/19
	13 / -18 = -13/18
	13 / -17 = -13/17
	13 / -16 = -13/16
	13 / -15 = -13/15
	13 / -14 = -13/14
	13 / -13 = -1
	13 / -12 = -1-1/12
	13 / -11 = -1-2/11
	13 / -10 = -1-3/10
	13 / -9 = -1-4/9
	13 / -8 = -1-5/8
	13 / -7 = -1-6/7
	13 / -6 = -2-1/6
	13 / -5 = -2-3/5
	13 / -4 = -3-1/4
	13 / -3 = -4-1/3
	13 / -2 = -6-1/2
	13 / -1 = -13
	13 / 0 = + Inf
	13 / 1 = 13
	13 / 2 = 6+1/2
	13 / 3 = 4+1/3
	13 / 4 = 3+1/4
	13 / 5 = 2+3/5
	13 / 6 = 2+1/6
	13 / 7 = 1+6/7
	13 / 8 = 1+5/8
	13 / 9 = 1+4/9
	13 / 10 = 1+3/10
	13 / 11 = 1+2/11
	13 / 12 = 1+1/12
	13 / 13 = 1
	13 / 14 = 13/14
	13 / 15 = 13/15
	13 / 16 = 13/16
	13 / 17 = 13/17
	13 / 18 = 13/18
	13 / 19 = 13/19

	14 / -20 = -7/10
	14 / -19 = -14/19
	14 / -18 = -7/9
	14 / -17 = -14/17
	14 / -16 = -7/8
	14 / -15 = -14/15
	14 / -14 = -1
	14 / -13 = -1-1/13
	14 / -12 = -1-1/6
	14 / -11 = -1-3/11
	14 / -10 = -1-2/5
	14 / -9 = -1-5/9
	14 / -8 = -1-3/4
	14 / -7 = -2
	14 / -6 = -2-1/3
	14 / -5 = -2-4/5
	14 / -4 = -3-1/2
	14 / -3 = -4-2/3
	14 / -2 = -7
	14 / -1 = -14
	14 / 0 = + Inf
	14 / 1 = 14
	14 / 2 = 7
	14 / 3 = 4+2/3
	14 / 4 = 3+1/2
	14 / 5 = 2+4/5
	14 / 6 = 2+1/3
	14 / 7 = 2
	14 / 8 = 1+3/4
	14 / 9 = 1+5/9
	14 / 10 = 1+2/5
	14 / 11 = 1+3/11
	14 / 12 = 1+1/6
	14 / 13 = 1+1/13
	14 / 14 = 1
	14 / 15 = 14/15
	14 / 16 = 7/8
	14 / 17 = 14/17
	14 / 18 = 7/9
	14 / 19 = 14/19

	15 / -20 = -3/4
	15 / -19 = -15/19
	15 / -18 = -5/6
	15 / -17 = -15/17
	15 / -16 = -15/16
	15 / -15 = -1
	15 / -14 = -1-1/14
	15 / -13 = -1-2/13
	15 / -12 = -1-1/4
	15 / -11 = -1-4/11
	15 / -10 = -1-1/2
	15 / -9 = -1-2/3
	15 / -8 = -1-7/8
	15 / -7 = -2-1/7
	15 / -6 = -2-1/2
	15 / -5 = -3
	15 / -4 = -3-3/4
	15 / -3 = -5
	15 / -2 = -7-1/2
	15 / -1 = -15
	15 / 0 = + Inf
	15 / 1 = 15
	15 / 2 = 7+1/2
	15 / 3 = 5
	15 / 4 = 3+3/4
	15 / 5 = 3
	15 / 6 = 2+1/2
	15 / 7 = 2+1/7
	15 / 8 = 1+7/8
	15 / 9 = 1+2/3
	15 / 10 = 1+1/2
	15 / 11 = 1+4/11
	15 / 12 = 1+1/4
	15 / 13 = 1+2/13
	15 / 14 = 1+1/14
	15 / 15 = 1
	15 / 16 = 15/16
	15 / 17 = 15/17
	15 / 18 = 5/6
	15 / 19 = 15/19

	16 / -20 = -4/5
	16 / -19 = -16/19
	16 / -18 = -8/9
	16 / -17 = -16/17
	16 / -16 = -1
	16 / -15 = -1-1/15
	16 / -14 = -1-1/7
	16 / -13 = -1-3/13
	16 / -12 = -1-1/3
	16 / -11 = -1-5/11
	16 / -10 = -1-3/5
	16 / -9 = -1-7/9
	16 / -8 = -2
	16 / -7 = -2-2/7
	16 / -6 = -2-2/3
	16 / -5 = -3-1/5
	16 / -4 = -4
	16 / -3 = -5-1/3
	16 / -2 = -8
	16 / -1 = -16
	16 / 0 = + Inf
	16 / 1 = 16
	16 / 2 = 8
	16 / 3 = 5+1/3
	16 / 4 = 4
	16 / 5 = 3+1/5
	16 / 6 = 2+2/3
	16 / 7 = 2+2/7
	16 / 8 = 2
	16 / 9 = 1+7/9
	16 / 10 = 1+3/5
	16 / 11 = 1+5/11
	16 / 12 = 1+1/3
	16 / 13 = 1+3/13
	16 / 14 = 1+1/7
	16 / 15 = 1+1/15
	16 / 16 = 1
	16 / 17 = 16/17
	16 / 18 = 8/9
	16 / 19 = 16/19

	17 / -20 = -17/20
	17 / -19 = -17/19
	17 / -18 = -17/18
	17 / -17 = -1
	17 / -16 = -1-1/16
	17 / -15 = -1-2/15
	17 / -14 = -1-3/14
	17 / -13 = -1-4/13
	17 / -12 = -1-5/12
	17 / -11 = -1-6/11
	17 / -10 = -1-7/10
	17 / -9 = -1-8/9
	17 / -8 = -2-1/8
	17 / -7 = -2-3/7
	17 / -6 = -2-5/6
	17 / -5 = -3-2/5
	17 / -4 = -4-1/4
	17 / -3 = -5-2/3
	17 / -2 = -8-1/2
	17 / -1 = -17
	17 / 0 = + Inf
	17 / 1 = 17
	17 / 2 = 8+1/2
	17 / 3 = 5+2/3
	17 / 4 = 4+1/4
	17 / 5 = 3+2/5
	17 / 6 = 2+5/6
	17 / 7 = 2+3/7
	17 / 8 = 2+1/8
	17 / 9 = 1+8/9
	17 / 10 = 1+7/10
	17 / 11 = 1+6/11
	17 / 12 = 1+5/12
	17 / 13 = 1+4/13
	17 / 14 = 1+3/14
	17 / 15 = 1+2/15
	17 / 16 = 1+1/16
	17 / 17 = 1
	17 / 18 = 17/18
	17 / 19 = 17/19

	18 / -20 = -9/10
	18 / -19 = -18/19
	18 / -18 = -1
	18 / -17 = -1-1/17
	18 / -16 = -1-1/8
	18 / -15 = -1-1/5
	18 / -14 = -1-2/7
	18 / -13 = -1-5/13
	18 / -12 = -1-1/2
	18 / -11 = -1-7/11
	18 / -10 = -1-4/5
	18 / -9 = -2
	18 / -8 = -2-1/4
	18 / -7 = -2-4/7
	18 / -6 = -3
	18 / -5 = -3-3/5
	18 / -4 = -4-1/2
	18 / -3 = -6
	18 / -2 = -9
	18 / -1 = -18
	18 / 0 = + Inf
	18 / 1 = 18
	18 / 2 = 9
	18 / 3 = 6
	18 / 4 = 4+1/2
	18 / 5 = 3+3/5
	18 / 6 = 3
	18 / 7 = 2+4/7
	18 / 8 = 2+1/4
	18 / 9 = 2
	18 / 10 = 1+4/5
	18 / 11 = 1+7/11
	18 / 12 = 1+1/2
	18 / 13 = 1+5/13
	18 / 14 = 1+2/7
	18 / 15 = 1+1/5
	18 / 16 = 1+1/8
	18 / 17 = 1+1/17
	18 / 18 = 1
	18 / 19 = 18/19

	19 / -20 = -19/20
	19 / -19 = -1
	19 / -18 = -1-1/18
	19 / -17 = -1-2/17
	19 / -16 = -1-3/16
	19 / -15 = -1-4/15
	19 / -14 = -1-5/14
	19 / -13 = -1-6/13
	19 / -12 = -1-7/12
	19 / -11 = -1-8/11
	19 / -10 = -1-9/10
	19 / -9 = -2-1/9
	19 / -8 = -2-3/8
	19 / -7 = -2-5/7
	19 / -6 = -3-1/6
	19 / -5 = -3-4/5
	19 / -4 = -4-3/4
	19 / -3 = -6-1/3
	19 / -2 = -9-1/2
	19 / -1 = -19
	19 / 0 = + Inf
	19 / 1 = 19
	19 / 2 = 9+1/2
	19 / 3 = 6+1/3
	19 / 4 = 4+3/4
	19 / 5 = 3+4/5
	19 / 6 = 3+1/6
	19 / 7 = 2+5/7
	19 / 8 = 2+3/8
	19 / 9 = 2+1/9
	19 / 10 = 1+9/10
	19 / 11 = 1+8/11
	19 / 12 = 1+7/12
	19 / 13 = 1+6/13
	19 / 14 = 1+5/14
	19 / 15 = 1+4/15
	19 / 16 = 1+3/16
	19 / 17 = 1+2/17
	19 / 18 = 1+1/18
	19 / 19 = 1

1+2/3 + -17/19 = 44/57
1+2/3 - -17/19 = 2+32/57
2+1/7 + -1-3/14 = 13/14
2+1/7 - -1-3/14 = 3+5/14
3 + -1-8/9 = 1+1/9
3 - -1-8/9 = 4+8/9
5 + -4-1/4 = 3/4
5 - -4-1/4 = 9+1/4
15 + 17 = 32
15 - 17 = -2
-15 + 2+5/6 = -12-1/6
-15 - 2+5/6 = -17-5/6
-5 + 1+6/11 = -3-5/11
-5 - 1+6/11 = -6-6/11
-3 + 1+1/16 = -1-15/16
-3 - 1+1/16 = -4-1/16
-2-1/7 + 17/21 = -1-1/3
-2-1/7 - 17/21 = -2-20/21
-1-2/3 + 17/26 = -1-1/78
-1-2/3 - 17/26 = -2-25/78
-1-4/11 + 17/31 = -278/341
-1-4/11 - 17/31 = -1-311/341
-1-2/13 + 17/36 = -319/468
-1-2/13 - 17/36 = -1-293/468
1+1/3 + -13/19 = 37/57
1+1/3 - -13/19 = 2+1/57
1+5/7 + -13/14 = 11/14
1+5/7 - -13/14 = 2+9/14
2+2/5 + -1-4/9 = 43/45
2+2/5 - -1-4/9 = 3+38/45
4 + -3-1/4 = 3/4
4 - -3-1/4 = 7+1/4
12 + 13 = 25
12 - 13 = -1
-12 + 2+1/6 = -9-5/6
-12 - 2+1/6 = -14-1/6
-4 + 1+2/11 = -2-9/11
-4 - 1+2/11 = -5-2/11
-2-2/5 + 13/16 = -1-47/80
-2-2/5 - 13/16 = -3-17/80
-1-5/7 + 13/21 = -1-2/21
-1-5/7 - 13/21 = -2-1/3
-1-1/3 + 1/2 = -5/6
-1-1/3 - 1/2 = -1-5/6
-1-1/11 + 13/31 = -229/341
-1-1/11 - 13/31 = -1-174/341
-12/13 + 13/36 = -263/468
-12/13 - 13/36 = -1-133/468
1 + -9/19 = 10/19
1 - -9/19 = 1+9/19
1+2/7 + -9/14 = 9/14
1+2/7 - -9/14 = 1+13/14
1+4/5 + -1 = 4/5
1+4/5 - -1 = 2+4/5
3 + -2-1/4 = 3/4
3 - -2-1/4 = 5+1/4
9 + 9 = 18
9 - 9 = 0
-9 + 1+1/2 = -7-1/2
-9 - 1+1/2 = -10-1/2
-3 + 9/11 = -2-2/11
-3 - 9/11 = -3-9/11
-1-4/5 + 9/16 = -1-19/80
-1-4/5 - 9/16 = -2-29/80
-1-2/7 + 3/7 = -6/7
-1-2/7 - 3/7 = -1-5/7
-1 + 9/26 = -17/26
-1 - 9/26 = -1-9/26
-9/11 + 9/31 = -180/341
-9/11 - 9/31 = -1-37/341
-9/13 + 1/4 = -23/52
-9/13 - 1/4 = -49/52
2/3 + -5/19 = 23/57
2/3 - -5/19 = 53/57
6/7 + -5/14 = 1/2
6/7 - -5/14 = 1+3/14
1+1/5 + -5/9 = 29/45
1+1/5 - -5/9 = 1+34/45
2 + -1-1/4 = 3/4
2 - -1-1/4 = 3+1/4
6 + 5 = 11
6 - 5 = 1
-6 + 5/6 = -5-1/6
-6 - 5/6 = -6-5/6
-2 + 5/11 = -1-6/11
-2 - 5/11 = -2-5/11
-1-1/5 + 5/16 = -71/80
-1-1/5 - 5/16 = -1-41/80
-6/7 + 5/21 = -13/21
-6/7 - 5/21 = -1-2/21
-2/3 + 5/26 = -37/78
-2/3 - 5/26 = -67/78
-6/11 + 5/31 = -131/341
-6/11 - 5/31 = -241/341
-6/13 + 5/36 = -151/468
-6/13 - 5/36 = -281/468
1/3 + -1/19 = 16/57
1/3 - -1/19 = 22/57
3/7 + -1/14 = 5/14
3/7 - -1/14 = 1/2
3/5 + -1/9 = 22/45
3/5 - -1/9 = 32/45
1 + -1/4 = 3/4
1 - -1/4 = 1+1/4
3 + 1 = 4
3 - 1 = 2
-3 + 1/6 = -2-5/6
-3 - 1/6 = -3-1/6
-1 + 1/11 = -10/11
-1 - 1/11 = -1-1/11
-3/5 + 1/16 = -43/80
-3/5 - 1/16 = -53/80
-3/7 + 1/21 = -8/21
-3/7 - 1/21 = -10/21
-1/3 + 1/26 = -23/78
-1/3 - 1/26 = -29/78
-3/11 + 1/31 = -82/341
-3/11 - 1/31 = -104/341
-3/13 + 1/36 = -95/468
-3/13 - 1/36 = -121/468
0 + 3/19 = 3/19
0 - 3/19 = -3/19
0 + 3/14 = 3/14
0 - 3/14 = -3/14
0 + 1/3 = 1/3
0 - 1/3 = -1/3
0 + 3/4 = 3/4
0 - 3/4 = -3/4
0 + -3 = -3
0 - -3 = 3
0 + -1/2 = -1/2
0 - -1/2 = 1/2
0 + -3/11 = -3/11
0 - -3/11 = 3/11
0 + -3/16 = -3/16
0 - -3/16 = 3/16
0 + -1/7 = -1/7
0 - -1/7 = 1/7
0 + -3/26 = -3/26
0 - -3/26 = 3/26
0 + -3/31 = -3/31
0 - -3/31 = 3/31
0 + -1/12 = -1/12
0 - -1/12 = 1/12
-1/3 + 7/19 = 2/57
-1/3 - 7/19 = -40/57
-3/7 + 1/2 = 1/14
-3/7 - 1/2 = -13/14
-3/5 + 7/9 = 8/45
-3/5 - 7/9 = -1-17/45
-1 + 1+3/4 = 3/4
-1 - 1+3/4 = -2-3/4
-3 + -7 = -10
-3 - -7 = 4
3 + -1-1/6 = 1+5/6
3 - -1-1/6 = 4+1/6
1 + -7/11 = 4/11
1 - -7/11 = 1+7/11
3/5 + -7/16 = 13/80
3/5 - -7/16 = 1+3/80
3/7 + -1/3 = 2/21
3/7 - -1/3 = 16/21
1/3 + -7/26 = 5/78
1/3 - -7/26 = 47/78
3/11 + -7/31 = 16/341
3/11 - -7/31 = 170/341
3/13 + -7/36 = 17/468
3/13 - -7/36 = 199/468
-2/3 + 11/19 = -5/57
-2/3 - 11/19 = -1-14/57
-6/7 + 11/14 = -1/14
-6/7 - 11/14 = -1-9/14
-1-1/5 + 1+2/9 = 1/45
-1-1/5 - 1+2/9 = -2-19/45
-2 + 2+3/4 = 3/4
-2 - 2+3/4 = -4-3/4
-6 + -11 = -17
-6 - -11 = 5
6 + -1-5/6 = 4+1/6
6 - -1-5/6 = 7+5/6
2 + -1 = 1
2 - -1 = 3
1+1/5 + -11/16 = 41/80
1+1/5 - -11/16 = 1+71/80
6/7 + -11/21 = 1/3
6/7 - -11/21 = 1+8/21
2/3 + -11/26 = 19/78
2/3 - -11/26 = 1+7/78
6/11 + -11/31 = 65/341
6/11 - -11/31 = 307/341
6/13 + -11/36 = 73/468
6/13 - -11/36 = 359/468
-1 + 15/19 = -4/19
-1 - 15/19 = -1-15/19
-1-2/7 + 1+1/14 = -3/14
-1-2/7 - 1+1/14 = -2-5/14
-1-4/5 + 1+2/3 = -2/15
-1-4/5 - 1+2/3 = -3-7/15
-3 + 3+3/4 = 3/4
-3 - 3+3/4 = -6-3/4
-9 + -15 = -24
-9 - -15 = 6
9 + -2-1/2 = 6+1/2
9 - -2-1/2 = 11+1/2
3 + -1-4/11 = 1+7/11
3 - -1-4/11 = 4+4/11
1+4/5 + -15/16 = 69/80
1+4/5 - -15/16 = 2+59/80
1+2/7 + -5/7 = 4/7
1+2/7 - -5/7 = 2
1 + -15/26 = 11/26
1 - -15/26 = 1+15/26
9/11 + -15/31 = 114/341
9/11 - -15/31 = 1+103/341
9/13 + -5/12 = 43/156
9/13 - -5/12 = 1+17/156
-1-1/3 + 1 = -1/3
-1-1/3 - 1 = -2-1/3
-1-5/7 + 1+5/14 = -5/14
-1-5/7 - 1+5/14 = -3-1/14
-2-2/5 + 2+1/9 = -13/45
-2-2/5 - 2+1/9 = -4-23/45
-4 + 4+3/4 = 3/4
-4 - 4+3/4 = -8-3/4
-12 + -19 = -31
-12 - -19 = 7
12 + -3-1/6 = 8+5/6
12 - -3-1/6 = 15+1/6
4 + -1-8/11 = 2+3/11
4 - -1-8/11 = 5+8/11
2+2/5 + -1-3/16 = 1+17/80
2+2/5 - -1-3/16 = 3+47/80
1+5/7 + -19/21 = 17/21
1+5/7 - -19/21 = 2+13/21
1+1/3 + -19/26 = 47/78
1+1/3 - -19/26 = 2+5/78
1+1/11 + -19/31 = 163/341
1+1/11 - -19/31 = 1+240/341
12/13 + -19/36 = 185/468
12/13 - -19/36 = 1+211/468
-1-2/3 + 1+4/19 = -26/57
-1-2/3 - 1+4/19 = -2-50/57
-2-1/7 + 1+9/14 = -1/2
-2-1/7 - 1+9/14 = -3-11/14
-3 + 2+5/9 = -4/9
-3 - 2+5/9 = -5-5/9
-5 + 5+3/4 = 3/4
-5 - 5+3/4 = -10-3/4
-15 + -23 = -38
-15 - -23 = 8
15 + -3-5/6 = 11+1/6
15 - -3-5/6 = 18+5/6
5 + -2-1/11 = 2+10/11
5 - -2-1/11 = 7+1/11
3 + -1-7/16 = 1+9/16
3 - -1-7/16 = 4+7/16
2+1/7 + -1-2/21 = 1+1/21
2+1/7 - -1-2/21 = 3+5/21
1+2/3 + -23/26 = 61/78
1+2/3 - -23/26 = 2+43/78
1+4/11 + -23/31 = 212/341
1+4/11 - -23/31 = 2+36/341
1+2/13 + -23/36 = 241/468
1+2/13 - -23/36 = 1+371/468
-2 + 1+8/19 = -11/19
-2 - 1+8/19 = -3-8/19
-2-4/7 + 1+13/14 = -9/14
-2-4/7 - 1+13/14 = -4-1/2
-3-3/5 + 3 = -3/5
-3-3/5 - 3 = -6-3/5
-6 + 6+3/4 = 3/4
-6 - 6+3/4 = -12-3/4
-18 + -27 = -45
-18 - -27 = 9
18 + -4-1/2 = 13+1/2
18 - -4-1/2 = 22+1/2
6 + -2-5/11 = 3+6/11
6 - -2-5/11 = 8+5/11
3+3/5 + -1-11/16 = 1+73/80
3+3/5 - -1-11/16 = 5+23/80
2+4/7 + -1-2/7 = 1+2/7
2+4/7 - -1-2/7 = 3+6/7
2 + -1-1/26 = 25/26
2 - -1-1/26 = 3+1/26
1+7/11 + -27/31 = 261/341
1+7/11 - -27/31 = 2+173/341
1+5/13 + -3/4 = 33/52
1+5/13 - -3/4 = 2+7/52
-2-1/4 * -1-10/17 = 3+39/68
-2-1/4 / -1-10/17 = 1+5/12
-9 * -2-1/13 = 18+9/13
-9 / -2-1/13 = 4+1/3
4+1/2 * -3 = -13-1/2
4+1/2 / -3 = -1-1/2
1+4/5 * -5-2/5 = -9-18/25
1+4/5 / -5-2/5 = -1/3
1+1/8 * -27 = -30-3/8
1+1/8 / -27 = -1/24
9/11 * 9 = 7+4/11
9/11 / 9 = 1/11
9/14 * 3+6/7 = 2+47/98
9/14 / 3+6/7 = 1/6
-1-3/4 * -1-5/17 = 2+9/34
-1-3/4 / -1-5/17 = 1+31/88
-7 * -1-9/13 = 11+11/13
-7 / -1-9/13 = 4+3/22
3+1/2 * -2-4/9 = -8-5/9
3+1/2 / -2-4/9 = -1-19/44
1+2/5 * -4-2/5 = -6-4/25
1+2/5 / -4-2/5 = -7/22
7/8 * -22 = -19-1/4
7/8 / -22 = -7/176
7/11 * 7+1/3 = 4+2/3
7/11 / 7+1/3 = 21/242
1/2 * 3+1/7 = 1+4/7
1/2 / 3+1/7 = 7/44
-1-1/4 * -1 = 1+1/4
-1-1/4 / -1 = 1+1/4
-5 * -1-4/13 = 6+7/13
-5 / -1-4/13 = 3+14/17
2+1/2 * -1-8/9 = -4-13/18
2+1/2 / -1-8/9 = -1-11/34
1 * -3-2/5 = -3-2/5
1 / -3-2/5 = -5/17
5/8 * -17 = -10-5/8
5/8 / -17 = -5/136
5/11 * 5+2/3 = 2+19/33
5/11 / 5+2/3 = 15/187
5/14 * 2+3/7 = 85/98
5/14 / 2+3/7 = 5/34
-3/4 * -12/17 = 9/17
-3/4 / -12/17 = 1+1/16
-3 * -12/13 = 2+10/13
-3 / -12/13 = 3+1/4
1+1/2 * -1-1/3 = -2
1+1/2 / -1-1/3 = -1-1/8
3/5 * -2-2/5 = -1-11/25
3/5 / -2-2/5 = -1/4
3/8 * -12 = -4-1/2
3/8 / -12 = -1/32
3/11 * 4 = 1+1/11
3/11 / 4 = 3/44
3/14 * 1+5/7 = 18/49
3/14 / 1+5/7 = 1/8
-1/4 * -7/17 = 7/68
-1/4 / -7/17 = 17/28
-1 * -7/13 = 7/13
-1 / -7/13 = 1+6/7
1/2 * -7/9 = -7/18
1/2 / -7/9 = -9/14
1/5 * -1-2/5 = -7/25
1/5 / -1-2/5 = -1/7
1/8 * -7 = -7/8
1/8 / -7 = -1/56
1/11 * 2+1/3 = 7/33
1/11 / 2+1/3 = 3/77
1/14 * 1 = 1/14
1/14 / 1 = 1/14
1/4 * -2/17 = -1/34
1/4 / -2/17 = -2-1/8
1 * -2/13 = -2/13
1 / -2/13 = -6-1/2
-1/2 * -2/9 = 1/9
-1/2 / -2/9 = 2+1/4
-1/5 * -2/5 = 2/25
-1/5 / -2/5 = 1/2
-1/8 * -2 = 1/4
-1/8 / -2 = 1/16
-1/11 * 2/3 = -2/33
-1/11 / 2/3 = -3/22
-1/14 * 2/7 = -1/49
-1/14 / 2/7 = -1/4
3/4 * 3/17 = 9/68
3/4 / 3/17 = 4+1/4
3 * 3/13 = 9/13
3 / 3/13 = 13
-1-1/2 * 1/3 = -1/2
-1-1/2 / 1/3 = -4-1/2
-3/5 * 3/5 = -9/25
-3/5 / 3/5 = -1
-3/8 * 3 = -1-1/8
-3/8 / 3 = -1/8
-3/11 * -1 = 3/11
-3/11 / -1 = 3/11
-3/14 * -3/7 = 9/98
-3/14 / -3/7 = 1/2
1+1/4 * 8/17 = 10/17
1+1/4 / 8/17 = 2+21/32
5 * 8/13 = 3+1/13
5 / 8/13 = 8+1/8
-2-1/2 * 8/9 = -2-2/9
-2-1/2 / 8/9 = -2-13/16
-1 * 1+3/5 = -1-3/5
-1 / 1+3/5 = -5/8
-5/8 * 8 = -5
-5/8 / 8 = -5/64
-5/11 * -2-2/3 = 1+7/33
-5/11 / -2-2/3 = 15/88
-5/14 * -1-1/7 = 20/49
-5/14 / -1-1/7 = 5/16
1+3/4 * 13/17 = 1+23/68
1+3/4 / 13/17 = 2+15/52
7 * 1 = 7
7 / 1 = 7
-3-1/2 * 1+4/9 = -5-1/18
-3-1/2 / 1+4/9 = -2-11/26
-1-2/5 * 2+3/5 = -3-16/25
-1-2/5 / 2+3/5 = -7/13
-7/8 * 13 = -11-3/8
-7/8 / 13 = -7/104
-7/11 * -4-1/3 = 2+25/33
-7/11 / -4-1/3 = 21/143
-1/2 * -1-6/7 = 13/14
-1/2 / -1-6/7 = 7/26
2+1/4 * 1+1/17 = 2+13/34
2+1/4 / 1+1/17 = 2+1/8
9 * 1+5/13 = 12+6/13
9 / 1+5/13 = 6+1/2
-4-1/2 * 2 = -9
-4-1/2 / 2 = -2-1/4
-1-4/5 * 3+3/5 = -6-12/25
-1-4/5 / 3+3/5 = -1/2
-1-1/8 * 18 = -20-1/4
-1-1/8 / 18 = -1/16
-9/11 * -6 = 4+10/11
-9/11 / -6 = 3/22
-9/14 * -2-4/7 = 1+32/49
-9/14 / -2-4/7 = 1/4
2+3/4 * 1+6/17 = 3+49/68
2+3/4 / 1+6/17 = 2+3/92
11 * 1+10/13 = 19+6/13
11 / 1+10/13 = 6+5/23
-5-1/2 * 2+5/9 = -14-1/18
-5-1/2 / 2+5/9 = -2-7/46
-2-1/5 * 4+3/5 = -10-3/25
-2-1/5 / 4+3/5 = -11/23
-1-3/8 * 23 = -31-5/8
-1-3/8 / 23 = -11/184
-1 * -7-2/3 = 7+2/3
-1 / -7-2/3 = 3/23
-11/14 * -3-2/7 = 2+57/98
-11/14 / -3-2/7 = 11/46
3+1/4 * 1+11/17 = 5+6/17
3+1/4 / 1+11/17 = 1+109/112
13 * 2+2/13 = 28
13 / 2+2/13 = 6+1/28
-6-1/2 * 3+1/9 = -20-2/9
-6-1/2 / 3+1/9 = -2-5/56
-2-3/5 * 5+3/5 = -14-14/25
-2-3/5 / 5+3/5 = -13/28
-1-5/8 * 28 = -45-1/2
-1-5/8 / 28 = -13/224
-1-2/11 * -9-1/3 = 11+1/33
-1-2/11 / -9-1/3 = 39/308
-13/14 * -4 = 3+5/7
-13/14 / -4 = 13/56

} <ratio_test.awl> #52 / [3]