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agravier
on Oct 6, 2020
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Toward an API for the Real Numbers
cos is not the inverse of sin, cos(sin(9)) is not 9
molyss
on Oct 7, 2020
[–]
I think the intended simplification is : (sin⁻¹(cos⁻¹(tan⁻¹(tan(cos(sin(9))))))−9)⁻¹ -> (sin⁻¹(cos⁻¹(cos(sin(9))))−9)⁻¹ -> (sin⁻¹(sin(9))−9)⁻¹ -> (9−9)⁻¹ -> 0⁻¹ -> 1/0
agravier
on Oct 7, 2020
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parent
[–]
I see, right. This is curious.
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