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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...
Ask.sagemath.org news digest
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4 days
(bug report) polynomial ring over large prime
Try: p= next_prime(1000) # or some other prime R.
= GF(p)[] pol= 18*x print(pol/x)When $p$ is small, this correctly prints 18. However, when p is at least 536870923 (the first prime after $2^{29}$), this prints 18*x/x, the fraction is not simplified.I'm on sage 10.8 installed this morning.... -
7 days
I was checking some equations involving the equality at DLMF 14.3.19, which expresses the Legendre function of the second kind in terms of an hypergeometric function, and got peculiar results. If I've understood it correctly, from the Functions manual...
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13 days
Where can I read about the difference between mod(k, n) and k.mod(n)? I naively assumed that these were just two different ways of writing the same thing. Is that correct?
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19 days
I am trying to draw graphs of the following type: W = Z . Z^0.5+3i in my Jupyter...
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