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Jan. 31, 2023•0 likes•2 views

Jan. 31, 2023•0 likes•2 views

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Discrete Mathematics Label each relation as a function or not a function. Label each function as 1-1 or not 1-1. Label each function as onto or not onto. (Circle as appropriate under each relation.) With domain Z and codomain Z: R_1 = {(x, y) \\ y = x^2} function/NOT a function onto/NOT onto onto/NOT onto With domain Z^+ U {0} and codomain Z+ U {0}: R_2 = {(z,y) | function/NOT a function one-to-one/NOT one-to-one With domain R and codomain R: Rz = {(x, y) | |t/| = x} function/NOT a function one-to-one/NOT one-to-one onto/NOT onto With domain R and codomain R^+ u {0}: = {(x, y) | y = |z|} function/NOT a function one-to-one/NOT one-to-one onto/NOT onto With domain S = {Alice, Bob, Charlie, Dave, Eve) and codomain L = {Java, C++, Python, Scheme} R_5 = {(Alice, Scheme), (Bob, Java), (Charlie, Python), (Dave, C++), (Eve, Java)} function/NOT a function one-to-one/NOT one-to-one onto/NOT onto Solution 1. Function , NOT one-to-one , NOT onto 2. Function , one-to-one , NOT onto 3. Function , NOT one-to-one , NOT onto 4. Function , NOT one-to-one , onto 5. Function , NOT one-to-one , onto .

- 1. Discrete Mathematics Label each relation as a function or not a function. Label each function as 1-1 or not 1-1. Label each function as onto or not onto. (Circle as appropriate under each relation.) With domain Z and codomain Z: R_1 = {(x, y) y = x^2} function/NOT a function onto/NOT onto onto/NOT onto With domain Z^+ U {0} and codomain Z+ U {0}: R_2 = {(z,y) | function/NOT a function one- to-one/NOT one-to-one With domain R and codomain R: Rz = {(x, y) | |t/| = x} function/NOT a function one-to-one/NOT one-to-one onto/NOT onto With domain R and codomain R^+ u {0}: = {(x, y) | y = |z|} function/NOT a function one-to-one/NOT one-to-one onto/NOT onto With domain S = {Alice, Bob, Charlie, Dave, Eve) and codomain L = {Java, C++, Python, Scheme} R_5 = {(Alice, Scheme), (Bob, Java), (Charlie, Python), (Dave, C++), (Eve, Java)} function/NOT a function one-to-one/NOT one-to-one onto/NOT onto Solution 1. Function , NOT one-to-one , NOT onto 2. Function , one-to-one , NOT onto 3. Function , NOT one-to-one , NOT onto 4. Function , NOT one-to-one , onto 5. Function , NOT one-to-one , onto