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Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.2: Mappings
Problem 27E: 27. Let , where and are nonempty. Prove that has the property that for every subset of if and...
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Let E = {1,2,3} and F = {-2, –1,0} and
define a relation T from E to F as follows: For all
(x, y)e ExF,
(x, y)eT means that
x-y
is an integer.
3
a. Is 3T0 ? Is 17(-1)? Is (2, – 1)e T ?
Is (3, – 2)e T ?
b. Write T as a set of ordered pairs.
c. Write the domain and co-domain of T.
d. Draw an arrow diagram for T.
Transcribed Image Text:Let E = {1,2,3} and F = {-2, –1,0} and define a relation T from E to F as follows: For all (x, y)e ExF, (x, y)eT means that x-y is an integer. 3 a. Is 3T0 ? Is 17(-1)? Is (2, – 1)e T ? Is (3, – 2)e T ? b. Write T as a set of ordered pairs. c. Write the domain and co-domain of T. d. Draw an arrow diagram for T.
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