DISJ1_TAC : tactic

SYNOPSIS
Selects the left disjunct of a disjunctive goal.

DESCRIBE
   A ?- t1 \/ t2
  ===============  DISJ1_TAC
     A ?- t1

FAILURE
Fails if the goal is not a disjunction.

SEEALSO  DISJ1,   DISJ2,   DISJ2_TAC

HOL  Kananaskis 0