Danny Rancher

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8 Questions

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2	Give a direct proof that, $n^3 > n^2 − 6n + 4$ for all $n ∈ {\mathbb N}$ with $n ≥ 2$ .
2	Constructing finite state automata corresponding to regular expressions. Are my solutions correct?
1	Write down all of the elements of $S_6 \times S_6$ which are related to $u = (6, 5)$ under $R'$
1	How to prove $((Q \wedge ¬P) \vee (Q \wedge P)) = Q$
1	Prove that f is a bijection

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51 Reputation

+5	Write down all of the elements of $S_6 \times S_6$ which are related to $u = (6, 5)$ under $R'$
+5	How to prove $((Q \wedge ¬P) \vee (Q \wedge P)) = Q$
+5	Prove that f is a bijection
+5	Give a direct proof that, $n^3 > n^2 − 6n + 4$ for all $n ∈ {\mathbb N}$ with $n ≥ 2$ .

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0 Answers

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12 Tags

0 automata	0 induction
0 regular-expressions	0 inequality
0 regular-language	0 functions
0 elementary-set-theory	0 propositional-calculus
0 proof-writing	0 relations

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$Mathematics Stack Exchange$	Mathematics	51 rep	5
	Stack Overflow	1 rep

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