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(* 02110-1301 USA                                                     *)
Unset Standard Proposition Elimination Names.
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(************************ THEOREMS *************************)
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(* Specifications: *)
Theorem ails_alarm_at_alerting_distance :
forall (intr : Trajectory) (evad : EvaderTrajectory),
(d intr evad <= AlertRange)%R ->
ails_alert (measure2state intr 0) (measure2state (tr evad) 0).