For questions concerning Sage.
4
votes
0answers
61 views
Using sage to test for squares in residue fields
Let $K$ be a number field, $x \in \mathcal{O}_K$, and $\mathfrak{p} $ a prime of $K$. I want to find out using sage whether or not the reduction of $x$ modulo $\mathfrak{p}$ is a square in the ...
3
votes
0answers
50 views
p-adic liftings on SAGE
I asked a question the other day:
Multidimensional Hensel lifting
which @Hurkyl kindly and very elegantly answered. A follow-on from this is that I have tried to implement exactly the "algorithm" ...
1
vote
0answers
13 views
Convolving two functions doesn't work as expected in sage
I'm trying to convolve two functions as follows:
...
1
vote
0answers
19 views
How to append integers in sage
Does anyone know how to append integers using sage or python?
Example: v = 11; x = 45;
After appending: 1145
Please help
1
vote
0answers
67 views
Necessary and sufficient conditions for Hensel lifting in the multidimensional case
in Multidimensional Hensel lifting, @Hurkyl gave a neat sufficient condition for the existence of $p$-adic liftings in the multidimensional case. I have finally gotten around (but please also see ...
1
vote
0answers
21 views
Running gp in sage how do I access. e.g.. e.j
I am new to sage and I am trying to run the gp interface.
In gp I can define an elliptic curve e and then access j by e.j
...
1
vote
0answers
55 views
Are there some useful video podcast channels about SAGE?
I am wondering that if there is any convenient video source to reach and have benefit from it in order to learn and use SAGE (Maths Software)?
I've known the official help page ( ...
1
vote
0answers
70 views
How to calculate $L'(1,\chi)/L(1,\chi)$ in SAGE?
Question as in title, where $L(s,\chi)$ is the Dirichlet $L$-function associated with the nontrivial character modulo $3$. Please provide complete SAGE code. Thank you in advance.
0
votes
0answers
39 views
defining elliptic curve over general field in SAGE
How would one define an elliptic curve of over the algebraic closure of a field which is not a finite field or a number field on SAGE? Specifically, I'd like to define the curve over the algebraic ...
0
votes
0answers
103 views
