TY  - GEN
AU  - Kuczma, Marek
AU  - Gilanyi, Attila
TI  - An introduction to the theory of functional equations and inequalities - 2nd ed
SN  - 9783764387488(pb)
U1  - 515.7 KUC/Int 
PY  - 2009///
CY  - Basel
PB  - Birkhauser
KW  - Functional equations
N1  - Includes bibliography and index
ER  -