A short proof, based on mixed volumes, of Liggett's theorem on the convolution of ultra-logconcave sequences.
Gurvits, Leonid
The Electronic Journal of Combinatorics [electronic only], Tome 16 (2009), / Harvested from The Electronic Library of Mathematics
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Publié le : 2009-01-01
EUDML-ID : urn:eudml:doc:129777 
@article{05541061,
     title = {A short proof, based on mixed volumes, of Liggett's theorem on the convolution of ultra-logconcave sequences.},
     journal = {The Electronic Journal of Combinatorics [electronic only]},
     volume = {16},
     year = {2009},
     zbl = {1159.05054},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05541061}
}

Gurvits, Leonid. A short proof, based on mixed volumes, of Liggett's theorem on the convolution of ultra-logconcave sequences.. The Electronic Journal of Combinatorics [electronic only], Tome 16 (2009) . http://gdmltest.u-ga.fr/item/05541061/