Consider the relation R {(n, m) e N x N | |n – m| < 1}. Then for example (1,2) e R since |1 – 2| = 1 while (1, 3) g R since |1 – 3| = 2. %3D Prove or disprove each of the following statements: i. R is reflexive. ii. R is symmetric. iii. R is transitive. iv. R is countable.

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Chapter2: Second-order Linear Odes
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Consider the relation R = {(n, m) e N × N ||n – m| < 1}. Then for example (1, 2) E R
since |1 – 2| = 1 while (1,3) g R since |1 – 3|= 2.
Prove or disprove each of the following statements:
i. R is reflexive.
ii. R is symmetric.
iii. R is transitive.
iv. R is countable.
Transcribed Image Text:Consider the relation R = {(n, m) e N × N ||n – m| < 1}. Then for example (1, 2) E R since |1 – 2| = 1 while (1,3) g R since |1 – 3|= 2. Prove or disprove each of the following statements: i. R is reflexive. ii. R is symmetric. iii. R is transitive. iv. R is countable.
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