tree add3848db9772c8d4423086b041ec9c810d4388b
parent 0118a3eef317826cf79bf01471f07a67631cee64
author Parul Damalu <poco7p@gmail.com> 1590980354 +0530
committer Janardhan Pulivarthi <j143@protonmail.com> 1590980432 +0530

[DOC] Add documentation for builtin sigmoid func.

Closes #929.