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Theorem isempty-elim-right0

m = # buf0 ⊦ isempty(buf0 + buf1, 0, m) ↔ isempty(buf0)

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

View the proof

Infos about the proof

Proved?: Yes
Interactions: 0
Proof steps: 1
Used lemmas: isempty, isempty-elim-right,
Used spec theorems:
- Used simplifier rules:
  - array-splice/buffer/append-a
  - nat/lep
  - nat/ler
  - nat-basic/c
  - nat-basic/a
  - nat-basic/add-base