2. Define the relation on S = Z by a~b + a = b mod 5. (1) Prove that is an equivalence relation. (2) Find all equivalence classes of ~.

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ISBN:9780470458365
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Chapter2: Second-order Linear Odes
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2.
"Define the relation ~ on S = Z by
a ~b + a = b mod 5.
(1)
Prove that ~ is an equivalence relation.
(2)
Find all equivalence classes of ~.
Transcribed Image Text:2. "Define the relation ~ on S = Z by a ~b + a = b mod 5. (1) Prove that ~ is an equivalence relation. (2) Find all equivalence classes of ~.
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