Step
*
of Lemma
es-p-le_transitivity
∀es:EO. ∀p:E ─→ (E + Top). ∀a,b,c:E. (a p≤ b
⇒ b p≤ c
⇒ a p≤ c)
BY
{ ((Unfold `es-p-le` 0 THEN Auto) THEN SplitOrHyps) }
1
1. es : EO@i'
2. p : E ─→ (E + Top)@i
3. a : E@i
4. b : E@i
5. c : E@i
6. a p< b@i
7. b p< c@i
⊢ a p< c ∨ (a = c ∈ E)
2
1. es : EO@i'
2. p : E ─→ (E + Top)@i
3. a : E@i
4. b : E@i
5. c : E@i
6. a = b ∈ E@i
7. b p< c@i
⊢ a p< c ∨ (a = c ∈ E)
3
1. es : EO@i'
2. p : E ─→ (E + Top)@i
3. a : E@i
4. b : E@i
5. c : E@i
6. a p< b@i
7. b = c ∈ E@i
⊢ a p< c ∨ (a = c ∈ E)
4
1. es : EO@i'
2. p : E ─→ (E + Top)@i
3. a : E@i
4. b : E@i
5. c : E@i
6. a = b ∈ E@i
7. b = c ∈ E@i
⊢ a p< c ∨ (a = c ∈ E)
Latex:
\mforall{}es:EO. \mforall{}p:E {}\mrightarrow{} (E + Top). \mforall{}a,b,c:E. (a p\mleq{} b {}\mRightarrow{} b p\mleq{} c {}\mRightarrow{} a p\mleq{} c)
By
((Unfold `es-p-le` 0 THEN Auto) THEN SplitOrHyps)
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