For too many people who study differential equations, their only exposure
to this amazingly rich and rewarding field of mathematics is through a
textbook that lands with an 800-page whump on their desk. And what follows
is a weary struggle as the reader tries to scale the impenetrable fortress of
the massive tome.
Has no one ever thought to write a book on differential equations from the
reader’s point of view? Yes indeed — that’s where this book comes in….

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