(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Express the following statements using { not, implies, or , and} and quantifiers over natural numbers n, we can only use {+,-,x,>,=} as primitive operations and relations over n.

2. Relevant equations

a) even number n is a sum of four perfect squares?

b) every number n greater than 2 is not dividsible by n -1 ?

3. The attempt at a solution

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# Express the following statments using quantifiers.

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