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Damien L

iya

Age: 24

French PhD student.

Main fields of interest :

Mathematical Physics ;
Homotopy categories ;
Algebraic Geometry ;
Operads.

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Top Questions

How to show in a clean way that $z^4 + (x^2 + y^2 - 1)(2x^2 + 3y^2-1) = 0$ is a torus?

algebraic-geometry differential-geometry surfaces asked May 20 at 21:18

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Why is Cartan Formula just an avatar of Leibniz rule?

differential-geometry asked Mar 29 at 1:42

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Arnold's Trivium problem 51

integral fourier-analysis mathematical-physics asked Apr 23 at 22:40

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Top Answers

Is this a typo or alternative notation?

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Square root of surds?

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Can any subset of $\mathbb{R}^2$ be expressed in form $A\times B$, where $A$ and $B$ are subsets of $\mathbb{R}$?

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Trivial tangent bundle and orientability

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Are any two open connected subsets of $\Bbb{R}^n$ homeomorphic?

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A locally metrizable space

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Do people ever study non-commutative fields?

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Intersection of irreducible sets in $\mathbb A_{\mathbb C}^3$ is not irreducible

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