TY  - BOOK
AU  - Gellert,W.
ED  - Van Nostrand Reinhold Company.
TI  - The VNR concise encyclopedia of mathematics
SN  - 0442205902
AV  - QA40 .V18 1989
U1  - 510 20
PY  - 1989///
CY  - New York
PB  - Van Nostrand Reinhold
KW  - Mathematics
N1  - Includes index
ER  -