Theory and problems of differential equations /
Ayres, Frank, 1901-.
Theory and problems of differential equations / by Frank Ayres. - 1952. - 296 p. ; 28 cm. - Schaum's Outline Series. .
Incluye 560 problemas resueltos.
QA300 / A974
Theory and problems of differential equations / by Frank Ayres. - 1952. - 296 p. ; 28 cm. - Schaum's Outline Series. .
Incluye 560 problemas resueltos.
QA300 / A974