@article{DEME_1997__39_a8, author = {\ensuremath{\Gamma}. M\ensuremath{\pi}\ensuremath{\alpha}\ensuremath{\rho}\ensuremath{\alpha}\ensuremath{\lambda}\ensuremath{\acute\eta}\ensuremath{\varsigma}}, title = {O {\ensuremath{\Lambda}o\ensuremath{\gamma}\ensuremath{\acute\alpha}\ensuremath{\rho}\ensuremath{\iota}\ensuremath{\theta}\ensuremath{\mu}o\ensuremath{\varsigma}} \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota} \ensuremath{\eta} {\ensuremath{\Sigma}\ensuremath{\upsilon}\ensuremath{\nu}\ensuremath{\alpha}\ensuremath{\rho}\ensuremath{\tau}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\iota}\ensuremath{\alpha}\ensuremath{\kappa}\ensuremath{\acute\eta}} \ensuremath{\sigma}\ensuremath{\chi}\ensuremath{\acute\epsilon}\ensuremath{\sigma}\ensuremath{\eta} f(x*y)=f(x)+f(y)}, journal = {\ensuremath{\Delta}\ensuremath{\varepsilon}\ensuremath{\lambda}\ensuremath{\tau}\ensuremath{\acute\iota}o \ensuremath{\tau}\ensuremath{\eta}\ensuremath{\varsigma} E\ensuremath{\lambda}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\nu}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma} M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma} E\ensuremath{\tau}\ensuremath{\alpha}\ensuremath{\iota}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha}\ensuremath{\varsigma} }, pages = {59-78}, publisher = {mathdoc}, volume = {39}, year = {1997}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/DEME_1997__39_a8/} }