Step
*
2
of Lemma
es-interval-one-one
1. es : EO
2. d : E
3. b : E
4. a : E
5. c : E
6. a ≤loc b
7. c ≤loc d
8. [a, b] = [c, d] ∈ (E List)
9. a = c ∈ E
⊢ {(a = c ∈ E) ∧ (b = d ∈ E)}
BY
{ (Unfold `guard` 0
THEN Auto
THEN (RevHypSubst (-1) (-2))
THEN Auto
THEN (Using [`a',a] (BLemma `es-interval-length-one-one`))⋅
THEN Auto) }
Latex:
Latex:
1. es : EO
2. d : E
3. b : E
4. a : E
5. c : E
6. a \mleq{}loc b
7. c \mleq{}loc d
8. [a, b] = [c, d]
9. a = c
\mvdash{} \{(a = c) \mwedge{} (b = d)\}
By
Latex:
(Unfold `guard` 0
THEN Auto
THEN (RevHypSubst (-1) (-2))
THEN Auto
THEN (Using [`a',a] (BLemma `es-interval-length-one-one`))\mcdot{}
THEN Auto)
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