Step
*
of Lemma
all-quotient-true3
∀T:Type. (canonicalizable(T)
⇒ (∀P:T ⟶ ℙ. (∀t:T. ⇃(P[t])
⇐⇒ ⇃(∀t:T. P[t]))))
BY
{ ((UnivCD THENA Auto) THEN D (-2)) }
1
1. T : Type@i'
2. f : T ⟶ Base@i
3. ∀x:T. ((f x) = x ∈ T)@i
4. P : T ⟶ ℙ@i'
⊢ ∀t:T. ⇃(P[t])
⇐⇒ ⇃(∀t:T. P[t])
Latex:
Latex:
\mforall{}T:Type. (canonicalizable(T) {}\mRightarrow{} (\mforall{}P:T {}\mrightarrow{} \mBbbP{}. (\mforall{}t:T. \00D9(P[t]) \mLeftarrow{}{}\mRightarrow{} \00D9(\mforall{}t:T. P[t]))))
By
Latex:
((UnivCD THENA Auto) THEN D (-2))
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