Step
*
1
of Lemma
strong-continuity2-implies-weak-skolem-cantor
1. F : (â âś đš) âś đš
⢠â(âM:(â âś đš) âś â. âf,g:â âś đš. ((f = g â (âM f âś đš))
â F f = F g))
BY
{ xxx(InstLemma `strong-continuity2-no-inner-squash-cantor4` [âFâ]â
THENA Auto)xxx }
1
1. F : (â âś đš) âś đš
2. â(âM:n:â âś (ân âś đš) âś (đš?)
âf:â âś đš. ((ân:â. ((M n f) = (inl (F f)) â (đš?))) â§ (ân:â. (M n f) = (inl (F f)) â (đš?) supposing âisl(M n f))))
⢠â(âM:(â âś đš) âś â. âf,g:â âś đš. ((f = g â (âM f âś đš))
â F f = F g))
Latex:
Latex:
1. F : (\mBbbN{} {}\mrightarrow{} \mBbbB{}) {}\mrightarrow{} \mBbbB{}
\mvdash{} \00D9(\mexists{}M:(\mBbbN{} {}\mrightarrow{} \mBbbB{}) {}\mrightarrow{} \mBbbN{}. \mforall{}f,g:\mBbbN{} {}\mrightarrow{} \mBbbB{}. ((f = g) {}\mRightarrow{} F f = F g))
By
Latex:
xxx(InstLemma `strong-continuity2-no-inner-squash-cantor4` [\mkleeneopen{}F\mkleeneclose{}]\mcdot{} THENA Auto)xxx
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