Nuprl - Proof: es-kind-rcv 1

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At: es-kind-rcv 1

1. es : ES
2. l : IdLnk
3. tg : Id
4. e : E
5. kind(e) = rcv(l; tg)

isrcv(rcv(l; tg))

& lnk(rcv(l; tg)) = l & tag(rcv(l; tg)) = tg & loc(sender(e)) = source(l)

By:	Unfolds [`isrcv`;`rcv`;`lnk`;`tagof`] 0 THEN Reduce 0 THEN Analyze 0

Generated subgoal:

1 6. True
loc(sender(e)) = source(l)
16 steps

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