ness01/sympy — comment on commit 28cd886c661a2314d8c14973b5288881ed0acd0b
File: doc/src/modules/functions/combinatorial.txt line 23
By miham:

That is odd, because this kind of importing is already used in master (in [ntheory.txt](https://github.com/sympy/sympy/blob/master/doc/src/modules/ntheory.txt) for example) and it works fine.