Sard, Arthur., <br/><br/>
Linear approximation   
Arthur Sard 
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 - RI  American Mathematical Society  1963 
 - xi, 544 p.:  ill;  27 cm. 
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 -   .
 - Mathematical surveys ;  9. .
<br/><br/> Bibliography 
<br/><br/><label>ISBN: </label>9780821815090 
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<br/><br/><label>Subjects--Index Terms: </label>General principles of mathematics Approximation theory Functional analysis. 
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<br/><br/><label>Dewey Class. No.: </label>511.4 SAR