How to prove it : a structured approach
Velleman, Daniel J
How to prove it : a structured approach By Daniel J. Velleman - 3rd edition - Cambridge Cambridge University Press 2019 - xii, 458 pages : illustrations
9781108439534
PROOF THEORY
LOGIC, SYMBOLIC AND MATHEMATICAL
MATHEMATICS
QA 9 Vel
How to prove it : a structured approach By Daniel J. Velleman - 3rd edition - Cambridge Cambridge University Press 2019 - xii, 458 pages : illustrations
9781108439534
PROOF THEORY
LOGIC, SYMBOLIC AND MATHEMATICAL
MATHEMATICS
QA 9 Vel