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A definition of isless for GraDual? #20

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ikirill opened this issue Feb 26, 2015 · 1 comment
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A definition of isless for GraDual? #20

ikirill opened this issue Feb 26, 2015 · 1 comment

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@ikirill
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ikirill commented Feb 26, 2015

Shouldn't GraDual{T} be comparable to T so that isless(graDual, x) == isless(graDual.v, x)?

Otherwise it's not possible to differentiate x > 0 ? x : -x
@papamarkou
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@ikirill do you want to submit a PR about this?

papamarkou added a commit that referenced this issue May 24, 2015
@papamarkou
Merge pull request #23 from vrld/patch-1
fec41af 
Fix #20: Add isless(a,b) for GraDual type
@fmeirinhos fmeirinhos mentioned this issue Jun 11, 2018
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@ikirill @papamarkou