Alexei Averchenko

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2,666 reputation

729

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	age	23
visits	member for	2 years, 6 months
	seen	12 hours ago
stats	profile views	1,259

A dropout struggling to finish Harris's AG book.

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87 Questions

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25	How do I find partners for study?
19	Is there a continuous bijection from $\mathbb{R}$ to $\mathbb{R}^2$
18	Why do we define quotient groups for normal subgroups only?
12	Is there a way to make tangent bundle a monad?
8	A commutative ring $A$ is a field iff $A[x]$ is a PID

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2,666 Reputation

+5	Why do we define quotient groups for normal subgroups only?
+10	Linear algebra preminary theorem
+10	Intuitive explanation of why $\dim\operatorname{Im} T + \dim\operatorname{Ker} T = \dim V$
-2	How can I prove that $xy\leq x^2+y^2$?

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42 Answers

votes activity newest

14	What is the meaning of the third derivative of a function at a point
11	How can I prove that $xy\leq x^2+y^2$?
6	Intuitive explanation of why $\dim\operatorname{Im} T + \dim\operatorname{Ker} T = \dim V$
5	Isomorphism of rings implies isomorphism of vector spaces?
5	Geometric interpretation of the Kronecker product?

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87 Tags

23 linear-algebra × 20	11 abstract-algebra × 18
22 geometry × 5	11 matrices × 5
18 calculus × 6	11 real-analysis × 5
14 physics	11 inequality
14 education	9 general-topology × 18

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$Mathematics Stack Exchange$	Mathematics	2,666 rep	729
	Stack Overflow	285 rep	18
	Super User	243 rep	210
	Movies & TV	188 rep	17
	Theoretical Computer Science	173 rep	4

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Custodian × 3	Tumbleweed
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