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Re:Why Mathematica does not simplify Sinh[ArcCosh[x]] by kccqzy on Sunday March 15, 2026 @09:43PM (#47394146)
> Assuming[x == 0, Simplify[Sin[x] == x]]

Mathematica returns True. And any middle schooler will also tell you it's true.

The only reasonable interpretation of "infinitely small" is that it's zero.

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