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\DOC ASSUME | |
\TYPE {ASSUME : term -> thm} | |
\SYNOPSIS | |
Introduces an assumption. | |
\KEYWORDS | |
rule, assumption. | |
\DESCRIBE | |
When applied to a term {t}, which must have type {bool}, the inference rule | |
{ASSUME} returns the theorem {t |- t}. | |
{ | |
-------- ASSUME `t` | |
t |- t | |
} | |
\FAILURE | |
Fails unless the term {t} has type {bool}. | |
\EXAMPLE | |
{ | |
# ASSUME `p /\ q`;; | |
val it : thm = p /\ q |- p /\ q | |
} | |
\COMMENTS | |
This is one of HOL Light's 10 primitive inference rules. | |
\SEEALSO | |
ADD_ASSUM, REFL. | |
\ENDDOC | |