Step
*
1
2
of Lemma
rel-is-immediate
1. T : Type
2. R : T ⟶ T ⟶ ℙ
3. ∀x,y:T. ((R+ x y)
⇒ (¬(R+ y x)))
4. ∀a,b,c:T. (((R a b) ∧ (R a c))
⇒ (b = c ∈ T))
5. x : T
6. y : T
7. R x y
8. R+ x y
9. z : T
⊢ ¬((R+ x z) ∧ (R+ z y))
BY
{ (D 0 THEN Auto) }
1
1. T : Type
2. R : T ⟶ T ⟶ ℙ
3. ∀x,y:T. ((R+ x y)
⇒ (¬(R+ y x)))
4. ∀a,b,c:T. (((R a b) ∧ (R a c))
⇒ (b = c ∈ T))
5. x : T
6. y : T
7. R x y
8. R+ x y
9. z : T
10. R+ x z
11. R+ z y
⊢ False
Latex:
Latex:
1. T : Type
2. R : T {}\mrightarrow{} T {}\mrightarrow{} \mBbbP{}
3. \mforall{}x,y:T. ((R\msupplus{} x y) {}\mRightarrow{} (\mneg{}(R\msupplus{} y x)))
4. \mforall{}a,b,c:T. (((R a b) \mwedge{} (R a c)) {}\mRightarrow{} (b = c))
5. x : T
6. y : T
7. R x y
8. R\msupplus{} x y
9. z : T
\mvdash{} \mneg{}((R\msupplus{} x z) \mwedge{} (R\msupplus{} z y))
By
Latex:
(D 0 THEN Auto)
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