| Who Cites Dedekind infinite? |
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Dedekind_infinite | Def Dedekind-Infinite(A) == a:A, f:(AA). Inj(A; A; f) & (x:A. f(x) = a) |
| | Thm* A:Type. Dedekind-Infinite(A) Prop |
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not | Def A == A False |
| | Thm* A:Prop. (A) Prop |
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inject | Def Inj(A; B; f) == a1,a2:A. f(a1) = f(a2) B a1 = a2 |
| | Thm* A,B:Type, f:(AB). Inj(A; B; f) Prop |