Two properties of the function $\cos x$
Robbins, Herbert E.
Bull. Amer. Math. Soc., Tome 50 (1944) no. 12, p. 750-752 / Harvested from Project Euclid
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Publié le : 1944-10-14
Classification:  
@article{1183506227,
     author = {Robbins, Herbert E.},
     title = {Two properties of the function $\cos x$},
     journal = {Bull. Amer. Math. Soc.},
     volume = {50},
     number = {12},
     year = {1944},
     pages = { 750-752},
     language = {en},
     url = {http://dml.mathdoc.fr/item/1183506227}
}

Robbins, Herbert E. Two properties of the function $\cos x$. Bull. Amer. Math. Soc., Tome 50 (1944) no. 12, pp.  750-752. http://gdmltest.u-ga.fr/item/1183506227/