TY  - BOOK
AU  - Mattheij, R. M. M.
TI  - On approximating smooth solutions of linear singularly perturbed ode
T2  - Report 7813
AV  - MATH QA3.R46 no.7813 
PY  - 1978///
CY  - Nijmegen
PB  - Catholic University, Department of Mathematics
KW  - Smoothness of functions
KW  - , Singularities (Mathematics)
KW  -  Perturbations
N1  - Includes bibliographical references
ER  -