Vatsya, S. Raj. <br/><br/>
Foundations and applications of variational and perturbation methods  [electronic resource] / 
S. Raj Vatsya. 
 - Hauppauge, NY :  Nova Science Publishers,  c2009. 
 - viii, 337 p. 
<br/><br/>Includes bibliographical references (p. [327]-330) and index. 
<br/><br/><br/>Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Perturbation (Mathematics)<br/>Perturbation (Quantum dynamics)<br/>Variational principles.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>QA871  / .V285 2009