Hello,
On Wed, 2 Jul 2025 15:55:56 -0400, Warren Weckesser <warren.weckesser@gmail.com> said: WW> On Wed, Jul 2, 2025 at 3:10 PM Warren Weckesser WW> <warren.weckesser@gmail.com<mailto:warren.weckesser@gmail.com>> WW> wrote: I'm trying to compile the example from WW> https://www.ginac.de/tutorial/#Input_002foutput.
The issue appears because "function" (or rather std:: function) is now a known class for modern C++ compilers. You need to add proper resolution by replacing <function> to <GiNaC::function> everywhere. I will submit a patch for this soon. Best wishes, Vladimir -- Vladimir V. Kisil http://v-v-kisil.scienceontheweb.net Book: Geometry of Mobius Maps https://doi.org/10.1142/p835 Soft: Geometry of cycles http://moebinv.sourceforge.net/ Jupyter notebooks: https://github.com/vvkisil?tab=repositories