TY  - BOOK
AU  - Engquist, B.
TI  - Encyclopedia of applied and computational mathematics vol. A-K
SN  - 9783662528723
AV  - QA5.E5 2015. 
PY  - 2015///
CY  - Texas
PB  - Springers
KW  - Approximation Theory
KW  - Encyclopedia
ER  -