ds:x:Id fp Type, da:k:Knd fp Type, x:ecl(ds;da). eclact?(x)  eclact-n(x)   

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Definitions	x:A. B(x), P  Q, b, eclact?(x), t  T, , eclact-n(x), AB, false, true, if b t else f fi, False, A, x. t(x), ecl(ds;da), Prop, x(s), eclbase(k;test), eclseq(a;b), ecland(a;b), eclor(a;b), [a]*, a.n, eclthrow(a;n), eclcatch(a;l)
Lemmas	false wf, true wf, le wf, assert wf, eclact? wf, ecl wf, fpf wf, Knd wf, Id wf