Petryshyn, Wolodymyr V <br/><br/>
Approximation-solvability of nonlinear functional and differential equations 
Wolodymyr V Petryshyn 
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 - Marcel Dekker, INC. New York  1993 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Functional analysis-- Mathematics
<br/><br/><label>Dewey Class. No.: </label>515.7  PET-A