Some new Wilker-type inequalities for circular and hyperbolic functions.
Zhu, Ling
Abstract and Applied Analysis, Tome 2009 (2009), / Harvested from The Electronic Library of Mathematics
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Publié le : 2009-01-01
DOI : https://doi.org/10.1155/2009/485842
EUDML-ID : urn:eudml:doc:45647 
@article{05627598,
     title = {Some new Wilker-type inequalities for circular and hyperbolic functions.},
     journal = {Abstract and Applied Analysis},
     volume = {2009},
     year = {2009},
     doi = {10.1155/2009/485842},
     zbl = {1177.33002},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05627598}
}

Zhu, Ling. Some new Wilker-type inequalities for circular and hyperbolic functions.. Abstract and Applied Analysis, Tome 2009 (2009) . doi : 10.1155/2009/485842. http://gdmltest.u-ga.fr/item/05627598/