Rob

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279 reputation

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	location	Cambridge, United Kingdom
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visits	member for	1 year, 5 months
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graduate student

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6 Answers

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4	Prime ideals in polynomials rings
4	How to prove that “If $A \in\mathcal M_{n,n}(\mathbb C)$ is Hermitian and $A^2= 0_{n,n}$ then $A$ must be a null matrix”?
2	Is the matrix $A^A$ and $AA^$ hermitian?
0	Determine the values of $k$ for which the equation $x^3-12x+k = 0$ will have three different roots.
0	Set of associated primes of direct sum

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279 Reputation

+10	How to prove that “If $A \in\mathcal M_{n,n}(\mathbb C)$ is Hermitian and $A^2= 0_{n,n}$ then $A$ must be a null matrix”?
+20	Conics in $\mathbb{A}^2$
+55	Prime ideals in polynomials rings
+2	Find The Last 3 digits of the number $2003^{2002^{2001}}$

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3 Questions

votes activity newest

4	Conics in $\mathbb{A}^2$
1	Trivial tangent bundle and parallelizability of a $n$-sphere
0	holomorphic function on unit sphere

14 Tags

6 linear-algebra × 2	0 conic-sections
6 matrices × 2	0 algebraic-geometry
4 commutative-algebra	0 complex-analysis
0 vector-bundles	0 abstract-algebra
0 manifolds	0 group-theory

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