Step
*
2
1
of Lemma
fpf-rename-cap
1. A : Type
2. C : Type
3. B : Type
4. eqa : EqDecider(A)
5. eqc : EqDecider(C)
6. r : A ⟶ C
7. f : a:A fp-> B
8. a : A
9. z : B
10. Inj(A;C;r)
11. ↑r a ∈ dom(rename(r;f))
⊢ ↑a ∈ dom(f)
BY
{ (((InstLemma `fpf-rename-dom` [⌜A⌝; ⌜C⌝; ⌜λ2a.B⌝; ⌜eqa⌝; ⌜eqc⌝; ⌜r⌝; ⌜f⌝; ⌜r a⌝])⋅ THENA Auto)
THEN (D (-1))
THEN ThinTrivial
THEN (Thin (-2))
THEN ExRepD) }
1
1. A : Type
2. C : Type
3. B : Type
4. eqa : EqDecider(A)
5. eqc : EqDecider(C)
6. r : A ⟶ C
7. f : a:A fp-> B
8. a : A
9. z : B
10. Inj(A;C;r)
11. a@0 : A
12. ↑a@0 ∈ dom(f)
13. (r a) = (r a@0) ∈ C
⊢ ↑a ∈ dom(f)
Latex:
Latex:
1. A : Type
2. C : Type
3. B : Type
4. eqa : EqDecider(A)
5. eqc : EqDecider(C)
6. r : A {}\mrightarrow{} C
7. f : a:A fp-> B
8. a : A
9. z : B
10. Inj(A;C;r)
11. \muparrow{}r a \mmember{} dom(rename(r;f))
\mvdash{} \muparrow{}a \mmember{} dom(f)
By
Latex:
(((InstLemma `fpf-rename-dom` [\mkleeneopen{}A\mkleeneclose{}; \mkleeneopen{}C\mkleeneclose{}; \mkleeneopen{}\mlambda{}\msubtwo{}a.B\mkleeneclose{}; \mkleeneopen{}eqa\mkleeneclose{}; \mkleeneopen{}eqc\mkleeneclose{}; \mkleeneopen{}r\mkleeneclose{}; \mkleeneopen{}f\mkleeneclose{}; \mkleeneopen{}r a\mkleeneclose{}])\mcdot{} THENA Auto)
THEN (D (-1))
THEN ThinTrivial
THEN (Thin (-2))
THEN ExRepD)
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