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Theorem perm-updrow

⊦ #c mx = # a ∧ r < #r mx ∧ perm(mx[r]r, a) → perm(mx.toArr, mx[r, a]r.toArr)

Type: A user defined theorem
Validity: The proof is valid.
Features: lss, s,
Comment:
Used by:
Used by units in proved state:
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 3
Proof steps: 5
Used lemmas: perm-updrow-ind, rowno-updrow, toArr-def,
Used spec theorems:
- Used simplifier rules:
  - nat-basic/f
  - nat/ler