Principles of Mathematical Analysis (International Series in Pure and Applied Mathematics)
Principles of Mathematical Analysis (International Series in Pure and Applied Mathematics),Principles of Mathematical Analysis (International Series in Pure and Applied Mathematics),Principles of Mathematical Analysis (Int'l Ed) (International Series in Pure & Applied Mathematics) by Walter Rudin (1976-09-01),Principles of Mathematical Analysis: Rudin: 9781259064784: Amazon.com: Books,calculus - Definition 4.25 on p.94 in