Step
*
1
of Lemma
atomic_char
1. a : ℤ@i
2. ¬(a = 0 ∈ ℤ)
3. ¬(a ~ 1)
4. ¬reducible(a)
5. b : ℤ@i
6. b | a
⊢ (b ~ 1) ∨ (b ~ a)
BY
{ (((((NegateConcl2 THEN Auto) THENA (BLemma `stable__from_decidable` THEN Auto)) THENM RWH (LemmaC `not_over_or`) (-1))
THENM D (-1)
)
THENA Auto
) }
1
1. a : ℤ@i
2. ¬(a = 0 ∈ ℤ)
3. ¬(a ~ 1)
4. ¬reducible(a)
5. b : ℤ@i
6. b | a
7. ¬(b ~ 1)
8. ¬(b ~ a)
⊢ False
Latex:
Latex:
1. a : \mBbbZ{}@i
2. \mneg{}(a = 0)
3. \mneg{}(a \msim{} 1)
4. \mneg{}reducible(a)
5. b : \mBbbZ{}@i
6. b | a
\mvdash{} (b \msim{} 1) \mvee{} (b \msim{} a)
By
Latex:
(((((NegateConcl2 THEN Auto) THENA (BLemma `stable\_\_from\_decidable` THEN Auto))
THENM RWH (LemmaC `not\_over\_or`) (-1)
)
THENM D (-1)
)
THENA Auto
)
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