Hey,
'cause an Issue, I see that there’s an old Documentation.
It’s not directly a bug, more an Documentation.
If your want to participate too, here the Ticket. For Questions or Team-up write it here, for thinks that’s goes near the solution Path, use the Bug-Ticket - so that everything is on Place when needed.
“Bug” - Ticket: 46057 – Old Documentation |integration and differentiation functions
Phabricator: ⚓ T17913 WIP » Old Documentation | integration and differentiation functions