Introductory differential equations nork Abell, Martha L. 1962-, Braselton, James P. 1965-

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Differential equations with boundary-value problems nork Zill, Dennis G.

Differential equations with boundary-value problems nork Zill, Dennis G. 1940-

Differential equations theory, technique, and practice with boundary value problems nork Krantz, Steven G., Simmons, George F.

Fundamentals of differential equations nork Nagle, R. Kent, Saff, Edward B. 1944-, Snider, Arthur David 1940-

Differential equations with boundary-value problems nork Zill, Dennis G. 1940-, Cullen, Michael R.

Boundary value problems and partial differential equations nork Powers, David L.

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