Core concepts in mathematics:  set theory / 
3G E-Learning 
 - New York:  3G E-Learning,  c2019 
 - viii, 225p.:  ill. (some col.); with DVD 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>978-1-98462-057-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Set theory
<br/><br/><label>Dewey Class. No.: </label>511.322 T531 2019