Ricardo Buring's user avatar
Ricardo Buring's user avatar
Ricardo Buring's user avatar
Ricardo Buring
  • Member for 12 years, 1 month
  • Last seen this week
33 votes
Accepted

Is this $2020$ holiday formula correct? $\pi\left( \dfrac{\left( \pi!\right)!-\lceil \pi \rceil \pi! }{{\pi}^{\sqrt \pi}-\pi!}\right)=2020$

15 votes

How to divide one number in $\textbf Q(\zeta_8)$ by another?

14 votes
Accepted

How to calculate the ideal class group of a quadratic number field?

13 votes
Accepted

Find all integer solutions for the equation $|5x^2 - y^2| = 4$

13 votes

How to factorise a number in $\mathbb {Z}[\sqrt {-5}]$?

10 votes
Accepted

How to implement a group action in Sage ( for educational purposes )?

9 votes

Interesting math-facts that are visually attractive

9 votes
Accepted

Determining that the inner derivations of a Lie algebra are an ideal of the derivations of a Lie algebra

7 votes
Accepted

Are results found of an Elliptic Curve by SageMathCell proven (does there exists no more solutions)?

7 votes

Discriminant of $\Bbb Q(\sqrt[3]{2})$

5 votes

Finding an elliptic curve with CM by $\mathbb{Z}[\sqrt{-17}]$

5 votes

How to convince someone with calculus or plots that the curve $x y - 1 = 0$ is connected over complexes?

4 votes
Accepted

Contradictory results when computing the Ideal class group of $\mathbb{Q}(\sqrt{-7})$

4 votes
Accepted

Why is this Hilbert's Syzygy theorem?

4 votes
Accepted

Generalization of Cayley-Hamilton

4 votes

Determine the generator of an ideal of ring of integers

4 votes

Introductory material for jets and jet bundles

4 votes
Accepted

Ideal Class Group of $ \mathbb{Q}(\sqrt[3]{3}) $

3 votes
Accepted

Do Groebner bases over rationals lose information about complex solutions?

3 votes
Accepted

Are minimal Groebner bases minimized bases?

3 votes
Accepted

Confusion with automorphisms of $\mathfrak{sl}_2$

3 votes

Why should the real numbers interact with number fields and Galois theory?

3 votes
Accepted

Minimal Gröbner bases have the same leading terms

3 votes
Accepted

Jets on affine spaces $\mathbb R^n$

3 votes
Accepted

Plücker relations in Sagemath from Macaulay2

3 votes
Accepted

How to read labels of character tables in SageMath (and GAP)?

3 votes

"Algebras are to operads as group representations are to groups"

3 votes
Accepted

What are matrix spaces used for in Sage?

3 votes
Accepted

Solving modular inequalities/constraint solving

3 votes
Accepted

How to determine whether the images of two real embeddings of a number field are equal?

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