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Possible fix for D[Cos[t],t] behaviour #188

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merged 4 commits into from
Mar 17, 2014
Merged

Possible fix for D[Cos[t],t] behaviour #188

merged 4 commits into from
Mar 17, 2014

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GitAnt
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@GitAnt GitAnt commented Mar 7, 2014

Possible fix for issue #184

@sn6uv
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sn6uv commented Mar 8, 2014

Can you add a test for this? Something like

>> D[R*Cos[w*t], {t,2}]
 = - R w ^ 2 Cos[t w]

would be fine.

Also, since t is no longer as a local variable, we can probably remove the Module function entirely.

sn6uv added a commit that referenced this pull request Mar 17, 2014
@sn6uv
Merge pull request #188 from GitAnt/master
af2e302 
Fix for D[Cos[t],t] behaviour
@sn6uv sn6uv merged commit af2e302 into mathics:master Mar 17, 2014
This was referenced Mar 18, 2014
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@GitAnt @sn6uv