2020-02-13 10:28:25 -0600 | commented question | looping of equality function It was clear what answers you were hoping for, but you said it wasn't giving the desired answer. So again: what answers was it giving? |

2020-02-13 00:11:35 -0600 | commented question | looping of equality function First, use |

2020-02-05 00:47:36 -0600 | commented answer | how do i plot a parabola in the x=2 plane? Note that the command |

2020-02-04 18:28:50 -0600 | commented question | how do i plot a parabola in the x=2 plane? You can use |

2020-02-03 18:37:33 -0600 | commented question | Generate >2D Matrix I agree that vectors of matrices don't work, but matrices of matrices do. |

2020-02-03 18:37:00 -0600 | answered a question | Generate >2D Matrix To construct a matrix of matrices: It prints horribly (but |

2020-02-03 13:37:19 -0600 | commented question | Generate >2D Matrix You can also make a |

2020-02-03 13:34:10 -0600 | commented question | Generate >2D Matrix Is a list of matrices, or a tuple of matrices, insufficient? If so, why? |

2020-01-17 11:52:10 -0600 | commented question | Missing 1 required positional argument As it's written, the indentation is bad: the four lines after |

2020-01-16 18:17:56 -0600 | received badge | ● Nice Answer (source) |

2020-01-14 11:02:12 -0600 | answered a question | finite simplicial complexes, projective spaces, facets, giving strange output If you want vertices to be given as integers rather than (in the case of RP^5) tuples, you can create a dictionary to translate vertices to integers: (By the way, Sage constructs such a dictionary already for its own uses, so you can replace the second line with Then you can use that dictionary to translate the actual facets to tuples of integers: As I noted in a comment, this will get unwieldy pretty quickly, as the dimension goes up. |

2020-01-14 10:50:04 -0600 | commented question | finite simplicial complexes, projective spaces, facets, giving strange output "I would like to obtain only the facets of the first 10 projective spaces." Please look at the documentation. When |

2020-01-13 22:46:40 -0600 | answered a question | Unable to convert string to rational when plus sign is added As far as I can tell, Sage uses |

2020-01-10 17:15:35 -0600 | commented question | Running Sage in Bash @slcoleman: it's best if |

2020-01-10 10:57:56 -0600 | commented question | How to find the sum weight on a vertex Also, |

2020-01-10 10:57:20 -0600 | commented question | How to find the sum weight on a vertex The code you posted has an indentation error on the last line: |

2020-01-09 13:02:30 -0600 | commented question | How to find the sum weight on a vertex What is |

2020-01-08 13:17:39 -0600 | commented answer | Should I avoid using unicode in names of variables? @Iguananaut: you might want to edit your comment on Nils' answer which says that this is a feature of Python 3 rather than IPython. |

2020-01-08 13:14:25 -0600 | commented question | Running Sage in Bash Find where Sage is installed, and do |

2020-01-07 12:52:23 -0600 | commented answer | Should I avoid using unicode in names of variables? I just tried out the tab-completion on "\pi". It works for me in IPython but not in plain Python. (This is with Python 3.7.3, built via Sage 9.0.) |

2020-01-02 07:24:53 -0600 | received badge | ● Nice Answer (source) |

2019-12-31 22:32:10 -0600 | commented answer | Add commas after matrix-elements in matrix() Sorry, I forgot to add |

2019-12-30 23:24:09 -0600 | answered a question | Add commas after matrix-elements in matrix() I think you should continue to manipulate Output: |

2019-12-20 16:28:04 -0600 | edited question | Evaluation of triangle inequality I wrote the following code: The I run it: The expression is obviously mathematically correct. How come Sage returns "False"? |

2019-12-18 16:27:01 -0600 | answered a question | Default algorithm for cardinality The reference manual describes which means that the default value for the argument is So if you are working over a prime field, for example, the algorithm is "pari": "use the PARI C-library function ellcard", according to the reference manual. This pari function is documented here. (Click on "Elliptic curves" in the menu on the left, then "ellcard" at the top. I don't see how to give a precise link to the page.) By the way, to see the source code, you can do |

2019-12-18 11:44:28 -0600 | commented question | factorize symbolic expression Looks like a bug to me, since |

2019-12-18 11:43:43 -0600 | commented answer | factorize symbolic expression The notion of factorization is algebraic and depends on the ring in which you are working. For example |

2019-12-17 15:04:43 -0600 | answered a question | factorize symbolic expression You can work with elements of a polynomial ring instead of with symbolic expressions: |

2019-12-16 12:36:24 -0600 | commented answer | import error on debian You say "This used to work before." Before what? What has changed? Your version of Sage? Some system software? By the way, how was Sage installed — built from scratch or a binary distribution? |

2019-12-16 08:13:47 -0600 | received badge | ● Great Answer (source) |

2019-12-16 08:13:47 -0600 | received badge | ● Guru (source) |

2019-12-15 11:24:11 -0600 | commented question | How can I calculate only the imaginary part of a complex number? Note that |

2019-12-15 11:22:13 -0600 | commented question | How can I calculate only the imaginary part of a complex number? I think we need more information: what are |

2019-12-13 23:55:50 -0600 | commented question | How can I calculate only the imaginary part of a complex number? What goes wrong if you do |

2019-12-12 00:48:39 -0600 | commented question | How to install SageMath on CentOS? Why not build from scratch? Visit http://doc.sagemath.org/html/en/insta... for details. |

2019-12-08 00:35:03 -0600 | commented answer | can't import sage into python If pylint is using the system's Python, that could explain it, since Sage is (typically) not installed as a module for the system's Python, only Sage's own Python installation. You could try installing pylint in Sage ( |

2019-12-07 20:15:11 -0600 | commented answer | can't import sage into python Did you delete the old file "sage.py"? |

2019-12-07 20:02:59 -0600 | received badge | ● Good Answer (source) |

2019-12-07 13:21:17 -0600 | received badge | ● Nice Answer (source) |

2019-12-07 10:31:34 -0600 | answered a question | can't import sage into python The problem is that your script is called "sage.py", so when you try |

2019-12-03 15:34:27 -0600 | commented question | Mistake in SageMathCell code, finding integral points on elliptic curves Asked and answered at https://mathoverflow.net/questions/34.... |

2019-12-01 21:17:33 -0600 | commented answer | Standard use of underscores in numerals I would remove the word "precise" from your answer. |

2019-11-19 17:12:52 -0600 | received badge | ● Good Answer (source) |

2019-11-18 17:17:40 -0600 | received badge | ● Nice Answer (source) |

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.