The cosine functional equation for nilpotent groups.
Corvei, Ilie
Aequationes mathematicae, Tome 15 (1977), p. 99-106 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1977-01-01
EUDML-ID : urn:eudml:doc:136633 
@article{GDZPPN002029960,
     title = {The cosine functional equation for nilpotent groups.},
     journal = {Aequationes mathematicae},
     volume = {15},
     year = {1977},
     pages = {99-106},
     zbl = {0348.39004},
     url = {http://dml.mathdoc.fr/item/GDZPPN002029960}
}

Corvei, Ilie. The cosine functional equation for nilpotent groups.. Aequationes mathematicae, Tome 15 (1977) pp. 99-106. http://gdmltest.u-ga.fr/item/GDZPPN002029960/