ALL_THEN : thm_tactical

- STRUCTURE
- SYNOPSIS
- Passes a theorem unchanged to a theorem-tactic.
- DESCRIPTION
- For any theorem-tactic ttac and theorem th, the application ALL_THEN ttac th results simply in ttac th, that is, the theorem is passed unchanged to the theorem-tactic. ALL_THEN is the identity theorem-tactical.
- FAILURE
- The application of ALL_THEN to a theorem-tactic never fails. The resulting theorem-tactic fails under exactly the same conditions as the original one.
- USES
- Writing compound tactics or tacticals, e.g. terminating list iterations of theorem-tacticals.
- SEEALSO

HOL Kananaskis-13