Questions - ASKSAGE: Sage Q&A Forum

I'll preface this by admitting this would be a question if I hadn't already solved it by research. It is a known issue that, for example, typing `help(some_command)` in the 10.8 release of sagemath on some systems gets the `KeyError: SAGE_ROOT` message...

I have newly installed Ubuntu 24.04 in my PC, and I am trying to install sage for developers. I am following the instructions from github, whose Step 3 redirects to the steps in doc.sagemath.org/html/en/installation/source.html. I had repeated errors...

**Background and motivation.**Let $G$ be a tree, let $M$ be a matching of $G$, and let $k = 1,\dots,\nu(G)$,where $\nu(G)$ denotes the matching number of $G$, i.e. the maximum cardinalityof a set of pairwise disjoint edges of $G$.We say that $M$ is a...

**Background and motivation.**Let $G$ be a tree, let $M$ be a matching of $G$, and let $k = 1,\dots,\nu(G)$,where $\nu(G)$ denotes the matching number of $G$, i.e. the maximum cardinalityof a set of pairwise disjoint edges of $G$.We say that $M$ is a...