Some definitions of interest.
msga	Def MsgA Def == ds:x:Id fp-> Type Def == da:a:Knd fp-> Type Def == x:Id fp-> ds(x)?Voida:Id fp-> State(ds)ma-valtype(da; locl(a))Prop Def == kx:KndId fp-> State(ds)ma-valtype(da; 1of(kx))ds(2of(kx))?Void Def == kl:KndIdLnk fp-> (tg:Id Def == kl:KndIdLnk fp-> (State(ds)ma-valtype(da; 1of(kl)) Def == kl:KndIdLnk fp-> ((da(rcv(2of(kl); tg))?Void List)) List Def == x:Id fp-> Knd Listltg:IdLnkId fp-> Knd ListTop
	Thm* MsgA  Type{i'}
Knd	Def Knd == (IdLnkId)+Id
	Thm* Knd  Type
ma-state	Def State(ds) == x:Idds(x)?Top
ma-valtype	Def ma-valtype(da; k) == da(k)?Top
Id	Def Id == Atom
	Thm* Id  Type
fpf	Def a:A fp-> B(a) == d:A Lista:{a:A| (a  d) }B(a)
	Thm* A:Type, B:(AType). a:A fp-> B(a)  Type
fpf-cap	Def f(x)?z == if x  dom(f) f(x) else z fi
id-deq	Def IdDeq == product-deq(Atom;;AtomDeq;NatDeq)
ma-single-effect	Def ma-single-effect(ds; da; k; x; f) == mk-ma(ds; da; ; ; <k,x> : f; ; ; )

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