@article{107372,
author = {Claudi Alsina and Jaime L. Garc\'\i a Roig},
title = {On some inequalities characterizing the exponential function},
journal = {Archivum Mathematicum},
volume = {026},
year = {1990},
pages = {67-71},
zbl = {0735.39006},
mrnumber = {1188264},
language = {en},
url = {http://dml.mathdoc.fr/item/107372}
}
Alsina, Claudi; García Roig, Jaime L. On some inequalities characterizing the exponential function. Archivum Mathematicum, Tome 026 (1990) pp. 67-71. http://gdmltest.u-ga.fr/item/107372/
Problem E 3127 1986, 60. Amеr. Math. Monthly, 1986. (1986)
Solution to Problem E 3127, Amеr. Math. Monthly, May, 1988. (1988)