Folley, Karl W. <br/><br/>
Semigroups 
/ by Karl W. Folley 
 - New York:   Academic Press,   1969. 
 - xi, 277p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Linear operators<br/>Math<br/>Probability densities<br/>Triple product
<br/><br/><label>Dewey Class. No.: </label>512.2  / FOL/S