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[Octave-bug-tracker] [bug #46831] Symbolic Package: Differentiation of a


From: Colin Macdonald
Subject: [Octave-bug-tracker] [bug #46831] Symbolic Package: Differentiation of an integral fails
Date: Wed, 06 Jan 2016 20:16:16 +0000
User-agent: Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:43.0) Gecko/20100101 Firefox/43.0

Follow-up Comment #1, bug #46831 (project octave):

Confirmed, and it works in SymPy directly so this should be fixable:

IPython:

In [11]: f = exp(exp(x))

In [12]: F = f.integrate()

In [13]: pprint(F)
⌠         
⎮  ⎛ x⎞   
⎮  ⎝ℯ ⎠   
⎮ ℯ     dx
⌡         

In [14]: g = F.diff()

In [15]: pprint(g)
 ⎛ x⎞
 ⎝ℯ ⎠
ℯ    

In [16]: 


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