Sign changes in linear combinations of derivatives and convolutions of Polya frequency functions.
Nahmias, Steven ; Proschan, Frank
International Journal of Mathematics and Mathematical Sciences, Tome 2 (1979), p. 91-101 / Harvested from The Electronic Library of Mathematics
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Publié le : 1979-01-01
DOI : https://doi.org/10.1155/S0161171279000090
EUDML-ID : urn:eudml:doc:44919 
@article{03728552,
     title = {Sign changes in linear combinations of derivatives and convolutions of Polya frequency functions.},
     journal = {International Journal of Mathematics and Mathematical Sciences},
     volume = {2},
     year = {1979},
     pages = {91-101},
     doi = {10.1155/S0161171279000090},
     zbl = {0465.26005},
     language = {en},
     url = {http://dml.mathdoc.fr/item/03728552}
}

Nahmias, Steven; Proschan, Frank. Sign changes in linear combinations of derivatives and convolutions of Polya frequency functions.. International Journal of Mathematics and Mathematical Sciences, Tome 2 (1979) pp. 91-101. doi : 10.1155/S0161171279000090. http://gdmltest.u-ga.fr/item/03728552/