Friedman, Avner <br/><br/>
Partial differential equations 
Avner Friedman 
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 - Holt, Rinehart & Winston Publishers, New York  1969 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations-- Analysis-- Mathematics
<br/><br/><label>Dewey Class. No.: </label>515.35  FRI-P