Frédéric Chapoton comments

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                                            Frédéric Chapoton

python-style error messages in tensor/

apparemment, non. J'ai un peu la flemme. Je peux faire celui dans format_utilities.py

python-style error messages in tensor/

voilà

Expose Coxeter and dual Coxeter numbers in RootSystem class

you should not touch ruff.toml

Added a Tutte Embedding Layout for Graphs

the `Lint` checker is not happy, please fix the warnings seen there

Constructor quaternion algebra over number fields from ramification

failing doctest

some tweaks in singular pexpect interface

This turns out to be more subtle than expected, with several unexpected triggered problems. Some still to be handled.

some tweaks in singular pexpect interface

The failing doctests pass when run alone in the console. How to debug that ?

creating a morphism of the lie algebra gl_n enters (probably infinite) recursion

part of the infinite loop: ``` File ~/sage/src/sage/algebras/lie_algebras/lie_algebra.py:1246, in LieAlgebraFromAssociative._element_constructor_(self, x) 1244 if isinstance(x, list) and len(x) == 2: 1245 return self(x[0])._bracket_(self(x[1])) -> 1246 return self.element_class(self, self._assoc(x)) ```