Loehr, Nicholas A., <br/><br/>
An introduction to mathematical proofs / 
Nicholas A Loehr. 
 - xv, 395 pages :  illustrations ;  26 cm 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>Logic -- Proofs -- Sets -- Integers -- Relations and functions -- Equivalence relations and partial orders -- Cardinality -- Real numbers (optional). 
<br/><br/> 'This book contains an introduction to mathematical proofs, including fundamental material on logic, proof methods, set theory, number theory, relations, functions, cardinality, and the real number system. The book is divided into approximately fifty brief lectures. Each lecture corresponds rather closely to a single class meeting'-- 
<br/><br/><label>ISBN: </label>9780367338237  RM418.97 (PTSL) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Proof theory--Textbooks.