At: normal form fusion 1 1
1. E: TaggedEventStruct
2. P: (|E| List)
Prop
3. I: (|E| List)
Prop
4. J: (|E| List)
Prop
5. K: (|E| List)
Prop
6. R: (|E| List)
(|E| List)
Prop
7.
tr_1,tr_2:|E| List. (tr_1 R tr_2) 
(
m:Label. < tr_1 > _m R < tr_2 > _m)
8.
tr_1,tr_2:|E| List. (tr_1 R tr_2) 
(tr_2 R tr_1)
9. R preserves P
10. R preserves K
11.
tr:|E| List. (I
K)(tr) 
(
tr':|E| List. I(tr') & J(tr') & (tr R tr'))
12.
tr:|E| List. (
m:Label. P( < tr > _m)) 
((I
J)
K)(tr) 
P(tr)
13. tr: |E| List
14.
m:Label. P( < tr > _m)
15. (I
K)(tr)
16. tr': |E| List
17. I(tr')
18. J(tr')
19. tr R tr'
20. m: Label
P( < tr' > _m)
By:
InstHyp [m] -7
THEN
AllHyps (
h.(InstHyp [tr;tr';m] h) THENA (Complete Auto))
THEN
AllHyps (
h.(Unfold `preserved_by` h) THEN (BackThruHyp' h))
Generated subgoals:None
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