Kelis, Lyman M.
Elementary differential equations / Lyman M. Kelis. - 4th ed. - New York : McGraw-hill company, c 1954. - ix, 266 p. : ill. ; 24 cm.
Includes index.
340 340
Differential equations.
517.38 / K394e
Elementary differential equations / Lyman M. Kelis. - 4th ed. - New York : McGraw-hill company, c 1954. - ix, 266 p. : ill. ; 24 cm.
Includes index.
340 340
Differential equations.
517.38 / K394e