At present, the GCC compiler almost compiles mathplot core. In fact, it WAS able to compile mathplot (at GCC version 16.1+) until I fixed the last mathplot architecture bug with aeb0a83 and then, ...

VisualStudio (both the "Windows 2022" github runner version and the "Windows 2025" github runner version) chokes on some code that I believe to be valid C++. The file is VisualOwnable.cppm and the ...