| 2026-04-30 20:33:46 +0200 | commented question | Generating all non-supersolvable groups of order less than 1600 in sage Is this addressed by https://math.stackexchange.com/q/5134380/42781 ? |
| 2026-02-25 21:36:28 +0200 | answered a question | mod(k, n) versus k.mod(n) To answer your question about where to read about the difference, the live documentation might help. Compare the output |
| 2026-02-24 06:52:34 +0200 | commented question | I am trying to draw graphs of the following type: W = Z . Z^0.5+3i in my Jupyter Notebook. I really don't see how to do it. Why not just write z^(1.5 + 0.3i)? |
| 2026-02-20 02:27:50 +0200 | commented answer | I am trying to draw graphs of the following type: W = Z . Z^0.5+3i in my Jupyter Notebook. I really don't see how to do it. Do you mean lambda zz: ...? |
| 2026-02-20 02:26:09 +0200 | commented question | I am trying to draw graphs of the following type: W = Z . Z^0.5+3i in my Jupyter Notebook. I really don't see how to do it. What does the "." represent in your formula? |
| 2026-02-12 19:50:45 +0200 | edited answer | How to enter a periodic function in Sagemath? I tried this sample code which is working fine: sage: def periodic_function(x): ....: result1 = sin(x/2) ....: |
| 2026-02-12 19:50:28 +0200 | edited answer | How to enter a periodic function in Sagemath? I tried this sample code which is working fine: sage: def periodic_function(x): ....: result1 = sin(x/2) ....: |
| 2025-12-07 02:42:47 +0200 | commented question | In dealing with non-square matrices, I find that I am unable to swap 2 columns or 2 rows Can you provide more details? Please tell us exactly what commands you used and what error messages you got. (m.swap_row |
| 2025-11-29 07:37:31 +0200 | received badge | ● Nice Answer (source) |
| 2025-11-26 18:18:56 +0200 | answered a question | Set of lists behaves badly I think that in general, if you create a Set with elements that are not hashable, it will not behave perfectly. If you u |
| 2025-11-03 19:12:02 +0200 | commented question | Bug in solve? I think it's just a sign that it can't find a solution. There are similar examples in the documentation given by solve?, |
| 2025-10-31 21:15:12 +0200 | commented answer | installing msolve on a binary release of SageMath-10.7 for macOS What happens if you do: import subprocess; subprocess.run(["msolve", "-h"]) ? |
| 2025-10-27 18:11:48 +0200 | commented question | What is the computational cost of the Cornacchia's algorithm? Are any of the benchmarking tools helpful? https://doc.sagemath.org/html/en/reference/misc/index.html#benchmarking-and-p |
| 2025-10-25 00:26:14 +0200 | commented question | find_root() in 10.4 vs 10.7 As long as homebrew is available for the machine, the build process might not be too bad. |
| 2025-10-23 19:02:19 +0200 | commented question | find_root() in 10.4 vs 10.7 I'm guessing that with such old hardware, you are probably better off trying to build Sage yourself. The appropriate pla |
| 2025-10-22 21:38:59 +0200 | commented question | installing msolve on a binary release of SageMath-10.7 for macOS For what it's worth, I installed the binary version of Sage, built and installed msolve as you describe, and it works on |
| 2025-10-22 18:23:13 +0200 | commented question | installing msolve on a binary release of SageMath-10.7 for macOS Within Sage on the Mac, what happens if you evaluate !echo $PATH? Is /usr/local/bin included, because I think that's whe |
| 2025-10-22 18:22:48 +0200 | commented question | installing msolve on a binary release of SageMath-10.7 for macOS Within Sage on the Mac, what happens if you evaluate !echo $PATH? Is /usr/local/bin included, because I think that's whe |
| 2025-10-22 18:21:20 +0200 | answered a question | installing msolve on a binary release of SageMath-10.7 for macOS My guess is that /usr/local/bin is not in the user's PATH, but that's where msolve was installed. To repair this: Wit |
| 2025-10-22 18:10:44 +0200 | commented question | installing msolve on a binary release of SageMath-10.7 for macOS (Or equivalently, evaluate os.environ['PATH'].) |
| 2025-10-22 18:09:05 +0200 | commented question | installing msolve on a binary release of SageMath-10.7 for macOS Within Sage on the Mac, what happens if you evaluate !echo $PATH? Is /usr/local/bin included, because I think that's whe |
| 2025-10-11 13:56:21 +0200 | received badge | ● Nice Answer (source) |
| 2025-10-09 23:05:27 +0200 | answered a question | Constructing an algebra from combinatorial objects When you initialize a CombinatorialFreeModule, you can specify a category, and if you specify a category of algebras, th |
| 2025-09-25 23:02:31 +0200 | commented answer | import tetrahedron error Perhaps better than search_src('def tetrahedron') would be search_def('tetrahedron'): search_def is designed to search f |
| 2025-08-30 01:28:44 +0200 | commented question | Error in building Sage from source What happens when you use ./bootstrap && ./configure && make instead of ./sage -br? |
| 2025-08-26 06:49:25 +0200 | answered a question | How to check if a cycle in a simplicial complex is non-trivial? With the example you started with: K = SimplicialComplex([[0, 1], [1, 2], [2, 0]]) C1 = K.n_chains(1) Then C1 is Fre |
| 2025-08-25 18:07:28 +0200 | commented question | Trying to install Sage on Mac OS, make stage failed What version of Sage are you trying to install? When installing Xcode, did you install the command-line tools (I don't r |
| 2025-08-11 07:22:34 +0200 | answered a question | Multiplication in Polynomial Rings One approach is to do this: R.<x> = QQ[x] I = R.ideal(cyclotomic_polynomial(27)(x)) R27.<a> = R.quotient(I) |
| 2025-08-11 07:16:47 +0200 | edited question | Multiplication in Polynomial Rings Multiplication in Polynomial Rings I am attempting to use substitute elements in a quotient ring into a formula and then |
| 2025-07-23 23:46:31 +0200 | commented question | Bug report: non-unit differential yields wrong homology when using generators=True and base_ring=QQ I've created https://github.com/sagemath/sage/issues/40469 along with a proposed fix at https://github.com/sagemath/sage |
| 2025-07-23 04:01:38 +0200 | answered a question | Bug report: non-unit differential yields wrong homology when using generators=True and base_ring=QQ I think the problem is the line https://github.com/sagemath/sage/blob/develop/src/sage/homology/chain_complex.py#L1368: |
| 2025-07-22 19:29:24 +0200 | answered a question | How to extract coordinate tuples of homology generators from a simplicial complex? If you just want homology generators, this works for me: sage: K = SimplicialComplex([[0, 1], [1, 2], [2, 0]]) sage: K. |
| 2025-07-15 00:32:29 +0200 | commented question | frac is negative when argument is less than zero @MaxAlekseyev: the question was about plotting, not about this particular evaluation of the frac function. Sage does not |
| 2025-07-15 00:31:06 +0200 | answered a question | frac is negative when argument is less than zero Here is what I see with sage-10.7.beta8: (For what it's worth, frac(-2.3) outputs -0.300000000000000.) |
| 2025-07-14 22:18:01 +0200 | commented question | frac is negative when argument is less than zero It works for me with the latest version of Sage (the two functions you provide have different plots, and frac is never n |
| 2025-06-07 22:24:23 +0200 | commented question | total_space dimension? I would also expect it to be the sum of the dimensions. @eric_g: what do you think? |
| 2025-06-05 20:19:49 +0200 | commented question | Restricted matchings in simplicial complexes or graphs For simplicial complexes, searching the source code for "matching" yields only one thing that might be related: simplici |
| 2025-05-21 01:48:50 +0200 | commented question | Is multiplication cached? I'm curious: might it be faster to compute everything in the polynomial ring, and then at the end convert the result to |
| 2025-04-23 17:50:09 +0200 | commented question | Exterior face ring via Sage How does this relate to stanley_reisner_ring? Is it just that the base ring is exterior rather than polynomial? The code |
| 2025-04-18 19:06:12 +0200 | edited question | Testing if an object is a Matrix or a Vector Testing if an object is a Matrix or a Vector For a long time I used : is_Matrix(A) is_Vector(B) but it is now depreca |
| 2025-04-18 19:05:50 +0200 | edited question | Testing if an object is a Matrix or a Vector Testing if an object is a Matrix or a Vector For a long time I used : is_Matrx(A) is_Vector(B) but it is now deprecat |
| 2025-04-15 19:25:29 +0200 | edited question | Having trouble latex the crystal graph using sage, KeyError: 'node_1'? Having trouble latex the crystal graph using sage, KeyError: 'node_1'? The inputs: K = crystals.KirillovReshetikhin(['A |
| 2025-04-12 00:15:18 +0200 | commented answer | sage coercing subclass instance to superclass instance? You could define a new _add_ method for your class which calls the method for the superclass and then converts it to you |
| 2025-04-11 20:58:08 +0200 | answered a question | sage coercing subclass instance to superclass instance? I'm guessing that the _add_ method, inherited from the superclass, returns something lying in that superclass. I think t |
| 2025-03-11 17:47:06 +0200 | commented answer | If it possible to specify a factoring method? Actually, their code uses both n and N; I think it's the use of N in valuation(N,p) which causes the problem. Anyway, us |
| 2025-03-11 17:44:40 +0200 | edited answer | If it possible to specify a factoring method? The factor method takes an algorithm keyword; have you looked at the documentation? In your case, since you know that t |
| 2025-03-11 17:43:03 +0200 | commented answer | If it possible to specify a factoring method? First, I suggested first checking whether p.divides(a) before dividing. Second, I've provided some untested code to keep |
| 2025-03-11 17:41:48 +0200 | edited answer | If it possible to specify a factoring method? The factor method takes an algorithm keyword; have you looked at the documentation? In your case, since you know that t |
| 2025-03-10 01:10:32 +0200 | commented question | Inquiry About GSOC 2025: SageMath Project on Paths and Cycles Enumeration Methods I think that you should ask questions about GSOC projects on the sage-gsoc Google group — see link at https://wiki.sagem |
| 2025-03-08 19:35:38 +0200 | answered a question | If it possible to specify a factoring method? The factor method takes an algorithm keyword; have you looked at the documentation? In your case, since you know that t |
Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.