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yoshi's user avatar
yoshi
  • Member for 11 years, 2 months
  • Last seen more than a week ago
  • Boston
15 votes
3 answers
3k views

A characterization of Weak Convergence in $L^p$ spaces

6 votes
1 answer
425 views

Equivalence between two versions of Open Mapping Theorem

6 votes
1 answer
1k views

Is there a geometric reason for why every map has a divergence-free Jacobian cofactor matrix?

6 votes
2 answers
2k views

Complex Integral on an ellipse around $\frac{1}{z}$

6 votes
3 answers
2k views

Zeros of Polynomials in Arbitrary Rings [duplicate]

6 votes
3 answers
966 views

Problem involving Fundamental Theorem of Calculus: simplifying $\frac{\mathrm d}{\mathrm dx}\int_x^{x^2}\frac{t}{\log t}\,\mathrm dt$

5 votes
3 answers
1k views

Counting 3-cycles in $S_6$

5 votes
1 answer
2k views

Spectrum of Diagonal Operator in $\ell^2$

5 votes
1 answer
4k views

Finite Subgroup Test

5 votes
1 answer
657 views

Porous Sets: Why are they interesting?

4 votes
1 answer
236 views

Error bounds on the Expansion of Square Root of Matrix

4 votes
0 answers
568 views

1st Order Nonlinear PDE: Understanding Envelopes and Monge Cones

4 votes
1 answer
149 views

Sequence of Functionals

4 votes
2 answers
158 views

Showing 2 Distributions are the Same

4 votes
1 answer
2k views

Metric Space, Normed Space, and Inner Product space hierarcy

4 votes
2 answers
271 views

Checking Finite Field Automorphism

4 votes
3 answers
3k views

Can Cauchy's theorem for abelian groups be proved directly from Lagrange's theorem?

4 votes
4 answers
9k views

Classification of Groups of Order $p^2$

4 votes
0 answers
34 views

"Chains" of Dual Spaces

4 votes
2 answers
158 views

Uniqueness of measure on $\mu^*$ measurable sets

3 votes
1 answer
2k views

Continuous functions out of a Product Space

3 votes
2 answers
39 views

Alternate Way of Computing Complex Polynomial?

3 votes
1 answer
514 views

Conditional Expectation and Probability Formulations of Markov Property and Strong Markov Property

3 votes
1 answer
38 views

Computing Radicals

3 votes
2 answers
511 views

Axioms of a Ring and a Simple Example (that confused me)

3 votes
2 answers
244 views

Evaluating a "binomial-like" sum

3 votes
1 answer
3k views

Coupon Collector Problem (Almost)

3 votes
0 answers
58 views

Clarification between solution by Distribution, a.e., and functional minimization

3 votes
1 answer
61 views

An estimate involving Polar Coordinates

3 votes
1 answer
99 views

Hausdorff Measure of a Compact segment in $\mathbb R$ has infinite hausdorff measure for $s < 1$

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