Thanks for the explanation! Possibly also related: [#3079]
This seems to be caused by commit 47a6afd.
This seems to be the same bug as #3008; the fix reported there also works for this...
This certainly looks like the correct fix to me. (I also checked that it fixes my...
Eigenvectors are missing
Installing from maxima-5.35.1.tar.gz requires Makeinfo
Limits behave incorrectly when applied to derivatives
Incorrect simplification: trigsimp(integrate(sqrt(4 - cosh(x)^2),x))