| Some definitions of interest. |
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assoced | Def a ~ b == a | b & b | a |
| | Thm* a,b:. (a ~ b) Prop |
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coprime | Def CoPrime(a,b) == GCD(a;b;1) |
| | Thm* a,b:. CoPrime(a,b) Prop |
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gcd | Def gcd(a;b) == if b=0 a else gcd(b;a rem b) fi (recursive) |
| | Thm* a,b:. gcd(a;b) |
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iff | Def P Q == (P Q) & (P Q) |
| | Thm* A,B:Prop. (A B) Prop |