This user comes from France.

Cet utilisateur a pour langue maternelle le français.

en-3

This user can contribute with an advanced level of English.

de-1

Dieser Benutzer hat grundlegende Deutschkenntnisse.

This user uses Google as a primary search engine.

This user contributes using Firefox.

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This user has a Flickr account as @ LeYaYa.

I'm a physics by training (PhD level) and currently work in quantitative finance. I like reading, traveling and losing my time.

See also ma page on the French wikipedia LeYaYa

My Contributions Information

Current Projects Information

arXiv The day-to-day source of preprints in Physics/Maths and other fields. See arXiv also.
SPIRES
KEK for old preprints