Step
*
1
of Lemma
subset-trans-iota-lemma
1. Gamma : CubicalSet{j}
2. I : fset(ā)
3. rho : Gamma(I)
4. phi : š½(I)
5. J : fset(ā)
6. f : J ā¶ I
ā¢ <rho> o iota o subset-trans(I;J;f;phi) = <f(rho)> o iota ā J,(phi)<f> jā¶ Gamma
BY
{ InstLemma `csm-equal2` [āparm{j}ā]ā
}
1
1. Gamma : CubicalSet{j}
2. I : fset(ā)
3. rho : Gamma(I)
4. phi : š½(I)
5. J : fset(ā)
6. f : J ā¶ I
7. ā[A,B:jā¢]. ā[f,g:A jā¶ B]. f = g ā A jā¶ B supposing āK:fset(ā). āx:A(K). ((f K x) = (g K x) ā B(K))
ā¢ <rho> o iota o subset-trans(I;J;f;phi) = <f(rho)> o iota ā J,(phi)<f> jā¶ Gamma
Latex:
Latex:
1. Gamma : CubicalSet\{j\}
2. I : fset(\mBbbN{})
3. rho : Gamma(I)
4. phi : \mBbbF{}(I)
5. J : fset(\mBbbN{})
6. f : J {}\mrightarrow{} I
\mvdash{} <rho> o iota o subset-trans(I;J;f;phi) = <f(rho)> o iota
By
Latex:
InstLemma `csm-equal2` [\mkleeneopen{}parm\{j\}\mkleeneclose{}]\mcdot{}
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