Theorem Let A a o – algebra. Let P:A (0, 1] so that P(2) = 1 and it is additive. Then it is equivalent to say: ii) If (An) CA and A, 40 so P(A,)40 iv) If (An)n>1 CA and A, 12 so P(A,) ↑ 1

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter6: More On Rings
Section6.1: Ideals And Quotient Rings
Problem 24E: 24. If is a commutative ring and is a fixed element of prove that the setis an ideal of . (The set...
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Theorem Let A a o - algebra. Let P:A- (0, 1] so that P(N) = 1 and it is additive. Then it is
equivalent to say:
ii) If (A,) CA and An 40 so P(A,)40
iv) If (A,)n21 CA and A, ↑ 2 so P(A,) ↑ 1
Transcribed Image Text:Theorem Let A a o - algebra. Let P:A- (0, 1] so that P(N) = 1 and it is additive. Then it is equivalent to say: ii) If (A,) CA and An 40 so P(A,)40 iv) If (A,)n21 CA and A, ↑ 2 so P(A,) ↑ 1
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