Lie, Sophus,  1842-1899 <br/><br/>
Über Integralinvarianten und Differentialgleichungen 

 - 1 online resource :  multiple file formats 
<br/><br/> Release date is 2008-04-24 
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<br/><br/><label>Subjects--Index Terms: </label>Differential equations Integrals 
<br/><br/><label>LC Class. No.: </label>QA