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15 include "ground_2/steps/rtc_isrt_shift.ma".
16 include "ground_2/steps/rtc_isrt_max.ma".
18 (* RT-TRANSITION COUNTER ****************************************************)
20 (* Inversion properties with test for constrained rt-transition counter *****)
22 lemma isrt_inv_max_shift_sn: โn,c1,c2. ๐๐โชn,โ*c1 โจ c2โซ โ
23 โงโง ๐๐โช0,c1โซ & ๐๐โชn,c2โซ.
25 elim (isrt_inv_max โฆ H) -H #n1 #n2 #Hc1 #Hc2 #H destruct
26 elim (isrt_inv_shift โฆ Hc1) -Hc1 #Hc1 * -n1