SUNY Geneseo KnightScholar Geneseo Authors Milne Library Publishing 1-1-2015 A Friendly Introduction to Mathematical Logic Christopher C. Leary SUNY Geneseo Lars Kristiansen Follow this and additional works at: https://knightscholar.geneseo.edu/geneseo-authors This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 License. Recommended Citation Leary, Christopher C. and Kristiansen, Lars, "A Friendly Introduction to Mathematical Logic" (2015). Geneseo Authors. 6. https://knightscholar.geneseo.edu/geneseo-authors/6 This Book is brought to you for free and open access by the Milne Library Publishing at KnightScholar. It has been accepted for inclusion in Geneseo Authors by an authorized administrator of KnightScholar. For more information, please contact
[email protected]. oduc Intr tio y n dl to n ie r F A Mathematical Logic 2nd Edition Christopher C. Leary Lars Kristiansen A Friendly Introduction to Mathematical Logic A Friendly Introduction to Mathematical Logic 2nd Edition Second printing With corrections and some renumbered exercises Christopher C. Leary State University of New York College at Geneseo Lars Kristiansen The University of Oslo Milne Library, SUNY Geneseo, Geneseo, NY c 2015 Christopher C. Leary and Lars Kristiansen ISBN: 978-1-942341-07-9 Milne Library SUNY Geneseo One College Circle Geneseo, NY 14454 Lars Kristiansen has received financial support from the Norwegian Non-fiction Literature Fund Contents Preface ix 1 Structures and Languages 1 1.1 Na¨ıvely . .3 1.2 Languages . .5 1.3 Terms and Formulas . .9 1.4 Induction . 13 1.5 Sentences . 19 1.6 Structures . 22 1.7 Truth in a Structure .