Step
*
1
of Lemma
context-subset-map-equal
1. H : CubicalSet{j}
2. H.š jā¢
3. phi : {H ā¢ _:š½}
4. X : CubicalSet{j}
5. f : X jā¶ H.š
6. g : X jā¶ H.š
7. f = g ā X jā¶ H.š
8. f = g ā {z:X jā¶ H.š| (z = f ā X jā¶ H.š) ā§ (z = g ā X jā¶ H.š)}
9. f = g ā {z:X jā¶ H.š| (z = f ā X jā¶ H.š) ā§ (z = g ā X jā¶ H.š)}
10. x : X jā¶ H.š
11. (x = f ā X jā¶ H.š) ā§ (x = g ā X jā¶ H.š)
12. x ā X, ((phi)p)x jā¶ H.š, (phi)p
ā¢ x ā X, ((phi)p)f jā¶ H, phi.š
BY
{ SubsumeC āX, ((phi)p)f jā¶ H.š, (phi)pāā
}
1
1. H : CubicalSet{j}
2. H.š jā¢
3. phi : {H ā¢ _:š½}
4. X : CubicalSet{j}
5. f : X jā¶ H.š
6. g : X jā¶ H.š
7. f = g ā X jā¶ H.š
8. f = g ā {z:X jā¶ H.š| (z = f ā X jā¶ H.š) ā§ (z = g ā X jā¶ H.š)}
9. f = g ā {z:X jā¶ H.š| (z = f ā X jā¶ H.š) ā§ (z = g ā X jā¶ H.š)}
10. x : X jā¶ H.š
11. (x = f ā X jā¶ H.š) ā§ (x = g ā X jā¶ H.š)
12. x ā X, ((phi)p)x jā¶ H.š, (phi)p
ā¢ x ā X, ((phi)p)f jā¶ H.š, (phi)p
2
1. H : CubicalSet{j}
2. H.š jā¢
3. phi : {H ā¢ _:š½}
4. X : CubicalSet{j}
5. f : X jā¶ H.š
6. g : X jā¶ H.š
7. f = g ā X jā¶ H.š
8. f = g ā {z:X jā¶ H.š| (z = f ā X jā¶ H.š) ā§ (z = g ā X jā¶ H.š)}
9. f = g ā {z:X jā¶ H.š| (z = f ā X jā¶ H.š) ā§ (z = g ā X jā¶ H.š)}
10. x : X jā¶ H.š
11. (x = f ā X jā¶ H.š) ā§ (x = g ā X jā¶ H.š)
12. x ā X, ((phi)p)x jā¶ H.š, (phi)p
13. x = x ā X, ((phi)p)f jā¶ H.š, (phi)p
ā¢ X, ((phi)p)f jā¶ H.š, (phi)p ār X, ((phi)p)f jā¶ H, phi.š
Latex:
Latex:
1. H : CubicalSet\{j\}
2. H.\mBbbI{} j\mvdash{}
3. phi : \{H \mvdash{} \_:\mBbbF{}\}
4. X : CubicalSet\{j\}
5. f : X j{}\mrightarrow{} H.\mBbbI{}
6. g : X j{}\mrightarrow{} H.\mBbbI{}
7. f = g
8. f = g
9. f = g
10. x : X j{}\mrightarrow{} H.\mBbbI{}
11. (x = f) \mwedge{} (x = g)
12. x \mmember{} X, ((phi)p)x j{}\mrightarrow{} H.\mBbbI{}, (phi)p
\mvdash{} x \mmember{} X, ((phi)p)f j{}\mrightarrow{} H, phi.\mBbbI{}
By
Latex:
SubsumeC \mkleeneopen{}X, ((phi)p)f j{}\mrightarrow{} H.\mBbbI{}, (phi)p\mkleeneclose{}\mcdot{}
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