Step
*
2
of Lemma
map-sq-mklist
1. u : Top
2. v : Top List
3. ∀[f:Top]. (map(f;v) ~ mklist(||v||;λi.(f v[i])))
4. f : Top
⊢ map(f;v) ~ mklist(||v||;λi.(f [u / v][i + 1]))
BY
{ (RWO "-2" 0 THENA Auto) }
1
1. u : Top
2. v : Top List
3. ∀[f:Top]. (map(f;v) ~ mklist(||v||;λi.(f v[i])))
4. f : Top
⊢ mklist(||v||;λi.(f v[i])) ~ mklist(||v||;λi.(f [u / v][i + 1]))
Latex:
Latex:
1. u : Top
2. v : Top List
3. \mforall{}[f:Top]. (map(f;v) \msim{} mklist(||v||;\mlambda{}i.(f v[i])))
4. f : Top
\mvdash{} map(f;v) \msim{} mklist(||v||;\mlambda{}i.(f [u / v][i + 1]))
By
Latex:
(RWO "-2" 0 THENA Auto)
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