This ask.sagemath question <https://ask.sagemath.org/question/49384/simple-integration-problem/?answer=49398#post-id-49398> led me to open Trac#28964 <https://trac.sagemath.org/ticket/28964#ticket>, which IMHO is at least critical.
I do not (yet) understand this code... -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-devel/8be0ce0f-72d7-4efd-bae5-8d84f566e2b0%40googlegroups.com.
