Step
*
3
1
1
1
1
of Lemma
rat-complex-subdiv_wf
.....set predicate.....
1. k : ℕ
2. n : ℕ
3. K : ℚCube(k) List
4. no_repeats(ℚCube(k);K)
5. (∀c,d∈K. Compatible(c;d))
6. ∀c:ℚCube(k). ((c ∈ K)
⇒ (dim(c) = n ∈ ℤ))
7. {K ∈ {c:ℚCube(k)| ↑Inhabited(c)} List}
8. (K)' ∈ ℚCube(k) List
9. no_repeats(ℚCube(k);(K)')
10. (∀c,d∈(K)'. Compatible(c;d))
11. c : ℚCube(k)
12. a : ℚCube(k)
13. (a ∈ K)
14. ↑is-half-cube(k;c;a)
15. dim(a) = n ∈ ℤ
⊢ ↑Inhabited(a)
BY
{ (Unfold `rat-cube-dimension` -1 THEN SplitOnHypITE -1 THEN Auto) }
Latex:
Latex:
.....set predicate.....
1. k : \mBbbN{}
2. n : \mBbbN{}
3. K : \mBbbQ{}Cube(k) List
4. no\_repeats(\mBbbQ{}Cube(k);K)
5. (\mforall{}c,d\mmember{}K. Compatible(c;d))
6. \mforall{}c:\mBbbQ{}Cube(k). ((c \mmember{} K) {}\mRightarrow{} (dim(c) = n))
7. \{K \mmember{} \{c:\mBbbQ{}Cube(k)| \muparrow{}Inhabited(c)\} List\}
8. (K)' \mmember{} \mBbbQ{}Cube(k) List
9. no\_repeats(\mBbbQ{}Cube(k);(K)')
10. (\mforall{}c,d\mmember{}(K)'. Compatible(c;d))
11. c : \mBbbQ{}Cube(k)
12. a : \mBbbQ{}Cube(k)
13. (a \mmember{} K)
14. \muparrow{}is-half-cube(k;c;a)
15. dim(a) = n
\mvdash{} \muparrow{}Inhabited(a)
By
Latex:
(Unfold `rat-cube-dimension` -1 THEN SplitOnHypITE -1 THEN Auto)
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