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filipm
  • Member for 13 years, 11 months
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45 votes
1 answer
3k views

two tetrahedra in $\mathbb R^4$

21 votes
4 answers
1k views

A graph with few edges everywhere

14 votes
6 answers
2k views

partial differential equation for ruled surfaces

9 votes
2 answers
792 views

Partition of R into midpoint convex sets

5 votes
3 answers
1k views

dimension of a real affine variety

5 votes
2 answers
545 views

implicit function theorem for algebraic sets

5 votes
2 answers
825 views

intersections of real algebraic sets (a bezout-type question)

4 votes
3 answers
999 views

Unit triangles with vertices on circles

4 votes
2 answers
502 views

a diameter-perimeter-area inequality for convex figures

4 votes
0 answers
512 views

Square root of a sequence given by a linear recurrence relation

3 votes
1 answer
430 views

Another diameter-perimeter-area inequality

1 vote
0 answers
154 views

two polynomial equations

1 vote
1 answer
356 views

two polynomials