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Paving incorrect for transcendental example from ACM TOMS paper on Filib++ #167

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dpsanders opened this issue Jun 17, 2020 · 2 comments
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Paving incorrect for transcendental example from ACM TOMS paper on Filib++ #167

dpsanders opened this issue Jun 17, 2020 · 2 comments

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@dpsanders
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dpsanders commented Jun 17, 2020 •
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For

C = Separator(vars, y - x - atan(log(sin(10x) / (x+1))) == 0)

Example from Fig. 10 of TOMS filib++ paper:

ACM Transactions on Mathematical Software, Vol. 32, No. 2, June 2006, Pages 299–324.

The inner region should be empty.
@dpsanders dpsanders changed the title Paving incorrect Paving incorrect for transcendental example from ACM TOMS paper on Filib++ Apr 1, 2024
@dpsanders
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Perhaps the inverse function(s) for atan and/or log are incorrect.

@dpsanders
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Fixed in #212

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