TY  - GEN
AU  - Sahoo, Prasanna K.
AU  - Kannappan, Palaniappan
TI  - Introduction to functional equations
SN  - 9781439841112(hb)
U1  - 515.7 SAH-KAN 
PY  - 2011///
CY  - Boca Raton
PB  - CRC Press
KW  - Functional equations
N1  - Includes bibliographical references and index
ER  -