Changes between Version 2 and Version 3 of Ticket #9706, comment 75
 Timestamp:
 12/05/13 09:13:54 (9 years ago)
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Ticket #9706, comment 75
v2 v3 19 19 That's the reason for the message in the _derive_ method, since it would be theoretically possible to differentiate a chebyshev polynomial with respect to the index. 20 20 21 So the way I proposed make already sense, since this could be important for symbolic computation purposes where hypergeometric functions play an importanrole (eg. Zeilberger algorithm)21 So the way I proposed makes sense, since this could be important for symbolic computation purposes where hypergeometric functions play an important role (eg. Zeilberger algorithm)