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Theorem eq-put2

⊦ (mx[r0, c0 := a])[r1, c1 := b] = (mx[r1, c1 := b])[r0, c0 := a] ↔ r0 ≠ r1 ∨ c0 ≠ c1 ∨ ¬ r0 < #r mx ∨ ¬ c0 < #c mx ∨ a = b

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

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Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 25
Used lemmas: put-otherrow, put-othercol, cgetput, cngetput-r, put-same, cngetput-c, cputput, colno-put, rowno-put, extension,
Used spec theorems:
- Used simplifier rules: