Mathematics, 17.10.2019 18:10 zaniathomasel
3. let n = {0, 1, ,9, 10} consider a relation r on nx n defined by (a, b) r (x, y) iff a + y = b + x i) prove that r is an equivalence relation. ii) describe the equivalence classes geometrically. iii) describe the quotient set nxn/r. iv) what is the index of r?
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3. let n = {0, 1, ,9, 10} consider a relation r on nx n defined by (a, b) r (x, y) iff a + y = b +...
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