Suppose : QZ is a homomorphism (both groups are under addition). Prove that is the zero
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Suppose φ: Q→Z is a homomorphism (both groups are under addition). Prove that φ is the zero map, i.e., φ(x) = 0 for all x ∈ Q.
Related Book For
Calculus Early Transcendentals
ISBN: 978-0321947345
2nd edition
Authors: William L. Briggs, Lyle Cochran, Bernard Gillett
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