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Theorem putrow-getrow

⊦ # a = #c mx ∧ r0 < #r mx → (mx[r := a]r)[r0]r = (r = r0 ⊃ a;mx[r0]r)

Type: A user defined theorem
Validity: The proof is valid.
Features: ls,
Comment:
Used by: perm-updrow-ind, putrow-getrow-gr, putrow-getrow-ls, putrow-getrow-other, putrow-getrow-same, toArr-outside-gen,
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: updrow-sel, colno-updrow,
Used spec theorems:
- array/Extension
Used simplifier rules: