bug in elliptic integration in Maple 5.1 (2.5.01)

Nathan Sokalski

When using Maple V and Maple 6 I am recieving two different answers when using the int() function with a diff() inside of it. The entered lines are exactly the same. A book of mine gives the answer shown by Maple 6, but I have never recieved any different any between the 2 versions when using int() or diff() before.

Where is the problem, or is it just a special situation?

Maple V:


Maple 6:


Robert Israel (3.5.01)

Maple 6 is correct here. It’s a bug in previous releases, which has now been corrected. To explore it further:


Release 5.1 has


But:


This should be 0.

Maple 6 has