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'}
ring	Def ring(R;in;out) Def == (i:|R|.  Def == ((R(source(in(i)))) & (R(destination(out(i)))) Def == (& source(out(i)) = i Def == (& & destination(in(i)) = i Def == (& & in(destination(out(i))) = out(i)  IdLnk Def == (& & out(source(in(i))) = in(i)  IdLnk) Def == & (i,j:|R|. k:. x.destination(out(x))^k(i) = j  Id) Def == & |R|
	Thm* R:(Id), in,out:(|R|IdLnk). ring(R;in;out)  Prop
ring-leader1	Def ring-leader1(loc;R;uid;out;in) Def == if R(loc) Def == if [(send-once(loc;;;"send-me";x.x;"vote";out(loc);"me"));  Def == if [(trigger1(loc;;;x,y. x=y;loc;rcv Def == if [((in(loc)); "vote");"leader";"me"));  Def == if [(Dconstant(loc;;uid(loc);"me";loc));  Def == if [ma-single-sends1(; Def == if [ma-single-sends1(; Def == if [ma-single-sends1(; Def == if [ma-single-sends1("me"; Def == if [ma-single-sends1(rcv((in(loc)); "vote"); Def == if [ma-single-sends1((out(loc)); Def == if [ma-single-sends1("vote"; Def == if [ma-single-sends1((a,b. if a<b [b] else nil fi));  Def == if [only [rcv((in(loc)); "vote");  Def == if [only [locl("send-me")] sends on (out(loc) with "vote")] Def == else nil fi
IdLnk	Def IdLnk == IdId
	Thm* IdLnk  Type
rset	Def |R| == {i:Id| (R(i)) }
	Thm* R:(Id). |R|  Type
Id	Def Id == Atom
	Thm* Id  Type
inject	Def Inj(A; B; f) == a1,a2:A. f(a1) = f(a2)  B  a1 = a2
	Thm* A,B:Type, f:(AB). Inj(A; B; f)  Prop
nat	Def  == {i:| 0i }
	Thm*   Type

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