Showalter, R E <br/><br/>
Hilbert space methods for partial differential equations 
R E Showalter 
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 - Pitman Advanced Publishing Program, San Francisco  1979 
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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  SHO-H