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Theorem contractinf-from1

⊦ ⌜nf(0) '⌝ + ⌜nf from 1⌝ = ⌜nf⌝

Type: A user defined theorem
Validity: The proof is valid.
Features: localsimp, simp,
Comment:
Used by:
Used by units in proved state: mon-lim-filter-count,
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 2
Proof steps: 5
Used lemmas: sel-fin, get-from-inf, get-append-notls, get-append-ls, sel-inf, append-assoc, size-fin, size-inf, size-append, extensionality,
Used spec theorems:
- Used simplifier rules: