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Mathematics
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Leafar
  • Member for 9 years, 8 months
  • Last seen more than 2 years ago
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13
Eigenvalues of Kronecker Product
Jan 7, 2015
7
Show that any quadric in $\mathbb{P}^3$ is isomorphic to $\mathbb{P}^1 \times \mathbb{P}^1$
Jun 21, 2015
7
What are the closed points of $\mathbb{A}_{\mathbb{R}}^2 = \operatorname{Spec}(\mathbb{R}[x,y])$?
May 13, 2015
5
Compute the arithmetic genus of the union of the three coordinate axes $Z(x_1x_2,x_1x_3,x_2x_3) \subseteq \mathbb{P}^3$
May 25, 2015
4
About Plücker embedding
Nov 24, 2014
4
Let $(R,M)$ be a local ring. Suppose that $R$ is noetherian and let $I,J \unlhd R$ such that $J \subseteq I$. Prove that the following are equivalent.
Jan 10, 2016
4
Example of affine variety with infinite dimension
Jun 17, 2015
4
Finding a stronger version of Cayley-Bacharach Theorem that applies in the case that the intersection multiplicities are not equal to $1$
Jun 21, 2015
4
Irreducible conics
Mar 22, 2015
4
Homogeneous ideals and homogeneous elements of them
Apr 5, 2015
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5
Create beautiful table with diagonally splitted cell or another creative idea avoiding this division