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Questions - ASKSAGE: Sage Q&A Forum
Q&A Forum for Sage
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Performance Issues [slow/commands not working] - ASKSAGE: Sage Q&A Forum
I love sage and I think it's the best but I'm having some serious performance issues. Sometimes it takes like up to 15 seconds to compute trivial expressions. Most of the time, after some period of us...
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Algorithms for the $k$-admissible matching number of trees [closed] - ASKSAGE: Sage Q&A Forum
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 cardinality of a set of pa...
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Dependencies are not automatically installed - ASKSAGE: Sage Q&A Forum
I have a fresh installation of 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.o...
Ask.sagemath.org news digest
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4 days
How to enter a periodic function in Sagemath?
I am trying to enter a periodic function with a non-integer period into sagemath. However when i use mod(x, T)) where T it says that mod can only used for integers.
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0 days
How to get the Galois group as a permutation group
I was trying to convert a Galois group of a number field as a permutation group. I did this:G=graphs.CycleGraph(5)L=G.spectrum()a = LK, a_in_K, hom = number_field_elements_from_algebraics(a, minimal=True)K.galois_group()X.as_permutation_group()However...
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9 days
Getting error when running a Jupyter notebook from sage.manifolds project
when I run a Jupyter notebook "Simulation of a Kerr-Black-Hole.ipynb" in SageMath 10.8 on Arch Linux (latest update) it keeps failing with below error. would this be a bug to log? thanks.... File "sage/symbolic/function.pyx", line 155, in init sage.symbolic...
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11 days
Connected Bipartite Graphs avoiding $K_{2,4}$ and crown $C(5)$
I wrote a very simple and short code to generate connected bipartite graphs that do not contain $K_{2,4}$ or the crown graph $C(5)$ as induced subgraphs. However, the running time increases very rapidly with the value of $n$. For instance, the computation...
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| Updated: | June 01, 2022 |
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