At: local deliver switchable 3 2
1. E: EventStruct
2. P: (Label
(|E| List))
Prop
3.
f,g:(Label
(|E| List)). (
p:Label. g(p)
f(p)) 
P(f) 
P(g)
4.
f,g:(Label
(|E| List)).
(
a:|E|.
p:Label. g(p) = filter(
b.
(b =msg=(E) a);f(p))) 
P(f) 
P(g)
5. x: |E| List
6. y: |E| List
7. z: |E| List
8. (
x
x.(
y
y.
(x =msg=(E) y)))
9. z = (x @ y)
10.
f,g,h:(Label
(|E| List)).
(
p,q:Label. (
x
f(p).(
y
g(q).
(x =msg=(E) y)))) 
(
p:Label. h(p) = ((f(p)) @ (g(p)))) 
P(f) 
P(g) 
P(h)
11. p: Label
x @ y delivered at p = (x delivered at p @ y delivered at p)
By:
Unfold `deliveries_at` 0
THEN
RW FilterAppendC 0
Generated subgoals:None
About: