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tks
  • Member for 9 years, 1 month
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6 votes
0 answers
568 views

Do singularities in the solution of the wave equation propagate with the wave speed?

  • 1,344
5 votes
0 answers
131 views

Gluing Together Borel Measures

  • 5,710
5 votes
3 answers
191 views

Examples of exotic (non-)norms?

4 votes
2 answers
1k views

When is the squeeze theorem true?

  • 10.7k
3 votes
0 answers
150 views

Measure-preserving map between a function and its symmetric rearrangement

  • 664
3 votes
1 answer
1k views

Rellich's theorem for Sobolev space on the torus

  • 19.1k
1 vote
1 answer
171 views

Weak Differentiability of Distance Function

  • 560
1 vote
2 answers
149 views

Closed, convex curves with minimized lengths

1 vote
0 answers
226 views

Characteristic Variety of the Principal Symbol solves PDE system?

  • 193
0 votes
1 answer
129 views

Series of positive-definite kernels