Theory and problems of differential equations /
Ayres, Frank.
Theory and problems of differential equations / - Singapore, McGraw HIll, c1987. - 294p. ; ill. ; 28 cm.
0070990069
515.35 / 3492
Theory and problems of differential equations / - Singapore, McGraw HIll, c1987. - 294p. ; ill. ; 28 cm.
0070990069
515.35 / 3492