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20042026
most citedRecommended isolated-line profile for representing high-resolution spectroscopic transitions (IUPAC Technical Report)

300 citations

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math.RA2008★ 2 cited

The infinitesimal Hopf algebra and the poset of planar forests

Loïc Foissy

We introduce an infinitesimal Hopf algebra of planar trees, generalising the construction of the non-commutative Connes-Kreimer Hopf algebra. A non-degenerate pairing and a dual ba…