Let f : [a,b] → R be monotone increasing. Prove: f is continuous at a if and only if f(a) = inf {f(x) : x = (a, b]}

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter8: Polynomials
Section8.4: Zeros Of A Polynomial
Problem 33E: Let where is a field and let . Prove that if is irreducible over , then is irreducible over .
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Let f : [a,b] → R be monotone increasing. Prove: f is continuous at a if and only if
f(a) = inf {f(x) : x = (a, b]}
Transcribed Image Text:Let f : [a,b] → R be monotone increasing. Prove: f is continuous at a if and only if f(a) = inf {f(x) : x = (a, b]}
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