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Question: Maple 2022 / new bug in Units[Simple]

Question:Maple 2022 / new bug in Units[Simple]

Anthrazit 770 Maple 2022
units inequality
April 19 2022
3

Maple apparently has managed to destroy the last working piece of code in the Units package in the 2022 release.

This code is working in Maple 2021, but not in 2022 anymore.

with(Units[Simple])

[`*`, `+`, `-`, `/`, `<`, `<=`, `<>`, `=`, Im, Re, `^`, abs, add, arccos, arccosh, arccot, arccoth, arccsc, arccsch, arcsec, arcsech, arcsin, arcsinh, arctan, arctanh, argument, ceil, collect, combine, conjugate, cos, cosh, cot, coth, csc, csch, csgn, diff, eval, evalc, evalr, exp, expand, factor, floor, frac, frem, ln, log, log10, log2, max, min, mul, normal, piecewise, polar, root, round, sec, sech, seq, shake, signum, simplify, sin, sinh, sqrt, surd, tan, tanh, trunc, type, verify]

 (1)

alpha := 45*Unit('degree')

45*Units:-Unit(arcdeg)

 (2)

NULL

if alpha = 0 then

Error, cannot determine if this expression is true or false: 0 < 1/4*Pi

evalf(sin(alpha))

.7071067810

 (3)

NULL

Download UnitsSimple_alpha.mw
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