List questions from semialgebraic-geometry

Published on 22 Mar 2026 - 5:47

160

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Disjoint Union Basic-Closed Semialgebraic Sets

Published on 23 Mar 2026 - 0:21

453

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Every convex polyhedron is a spectrahedron

Published on 16 Mar 2026 - 22:08

114

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Lie group and algebraic group with isomorphic Lie algebra

Published on 17 Mar 2026 - 17:42

236

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Given a semi-algebraic set $A$, show that $\operatorname{dist} (\cdot, A)$ is semi-algebraic

Published on 25 Mar 2026 - 15:39

146

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Duality gap in polynomial optimization problem Lasserre relaxation

Published on 25 Mar 2026 - 14:23

637

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Box-constrained orthogonal matrix

Published on 17 Mar 2026 - 3:45

74

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Which topological property am I looking for?

Published on 25 Mar 2026 - 12:33

152

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Belonging to the same connected component of a semialgebraic set

Published on 17 Mar 2026 - 22:55

80

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Given infinitely many linear inequalities, can we find an algebraic equation for the boundary?

Published on 25 Mar 2026 - 12:44

152

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Is a square a semi-algebraic set?

Published on 19 Mar 2026 - 5:18

327

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Image of semialgebraic set is a semialgebraic set

Published on 22 Mar 2026 - 5:46

210

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Stability under operations for semi algebraic functions

Published on 22 Mar 2026 - 11:30

53

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Proving that a certain region in $\mathbb{R}^2_{>0}$ has a bounded number of intervals when intersected with a line

Published on 22 Mar 2026 - 5:26

39

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Is there a rational homeomorphism $\mathbb{R}^2 \approx B_1(0,0)$ with rational inverse?

Published on 22 Mar 2026 - 7:09

List Question

Lebesgue measure of a semi-algebraic set

Disjoint Union Basic-Closed Semialgebraic Sets

Every convex polyhedron is a spectrahedron

Lie group and algebraic group with isomorphic Lie algebra

Given a semi-algebraic set $A$, show that $\operatorname{dist} (\cdot, A)$ is semi-algebraic

Duality gap in polynomial optimization problem Lasserre relaxation

Box-constrained orthogonal matrix

Which topological property am I looking for?

Belonging to the same connected component of a semialgebraic set

Given infinitely many linear inequalities, can we find an algebraic equation for the boundary?

Is a square a semi-algebraic set?

Image of semialgebraic set is a semialgebraic set

Stability under operations for semi algebraic functions

Proving that a certain region in $\mathbb{R}^2_{>0}$ has a bounded number of intervals when intersected with a line

Is there a rational homeomorphism $\mathbb{R}^2 \approx B_1(0,0)$ with rational inverse?

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