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Elementary Differential Equations by David E. Penney, C. H. Edwards

Elementary Differential Equations

David E. Penney, C. H. Edwards

640 pages • first pub 1989 (editions)

nonfiction mathematics science challenging informative medium-paced
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Elementary Differential Equations with Boundary Value Problems by Charles Henry Edwards, David E. Penney

Elementary Differential Equations with Boundary Value Problems

Charles Henry Edwards, David E. Penney

800 pages • first pub 1989 (editions)

nonfiction mathematics science challenging informative medium-paced