Positivity for cluster algebras of rank 3

arxiv: 1205.5466 · v2 · pith:SESR62MHnew · submitted 2012-05-24 · 🧮 math.RA · math.CO· math.RT

Kyungyong Lee , Ralf Schiffler This is my paper

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keywords algebrasclusterpositivityrankcoefficient-freeconjectureproveskew-symmetric

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We prove the positivity conjecture for skew-symmetric coefficient-free cluster algebras of rank 3.

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