Step
*
of Lemma
cut-order-causle
∀[Info:Type]. ∀es:EO+(Info). ∀X:EClass(Top). ∀f:sys-antecedent(es;X). ∀b,a:E(X). a c≤ b supposing a ≤(X;f) b
BY
{ (Auto
THEN RepeatFor 3 (MoveToConcl (-1))
THEN CausalInd'
THEN Auto
THEN (FLemma `cut-order-iff1` [-1] THENM SplitOrHyps)
THEN Auto) }
1
1. [Info] : Type
2. es : EO+(Info)@i'
3. X : EClass(Top)@i'
4. f : sys-antecedent(es;X)@i
5. b : E(X)@i
6. ∀b1:E(X). ((b1 < b)
⇒ (∀a:E(X). (a ≤(X;f) b1
⇒ a c≤ b1)))
7. a : E(X)@i
8. a ≤(X;f) b@i
9. (f b < b)
10. a ≤(X;f) f b
⊢ a c≤ b
2
1. [Info] : Type
2. es : EO+(Info)@i'
3. X : EClass(Top)@i'
4. f : sys-antecedent(es;X)@i
5. b : E(X)@i
6. ∀b1:E(X). ((b1 < b)
⇒ (∀a:E(X). (a ≤(X;f) b1
⇒ a c≤ b1)))
7. a : E(X)@i
8. a ≤(X;f) b@i
9. ↑b ∈b prior(X)
10. a ≤(X;f) prior(X)(b)
⊢ a c≤ b
Latex:
Latex:
\mforall{}[Info:Type]
\mforall{}es:EO+(Info). \mforall{}X:EClass(Top). \mforall{}f:sys-antecedent(es;X). \mforall{}b,a:E(X). a c\mleq{} b supposing a \mleq{}(X;f) b
By
Latex:
(Auto
THEN RepeatFor 3 (MoveToConcl (-1))
THEN CausalInd'
THEN Auto
THEN (FLemma `cut-order-iff1` [-1] THENM SplitOrHyps)
THEN Auto)
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