Nuprl Definition : colist-unfold
colist-unfold(P;x)==r case P x of inl(u) => [] | inr(v) => let a,b = v in [a / colist-unfold(P;b)]
colist-unfold(P;x) ==
fix((λcolist-unfold,x. case P x of inl(u) => [] | inr(v) => let a,b = v in [a / (colist-unfold b)])) x
Definitions occuring in Statement :
cons: [a / b],
nil: [],
apply: f a,
fix: fix(F),
lambda: λx.A[x],
spread: spread def,
decide: case b of inl(x) => s[x] | inr(y) => t[y]
Definitions occuring in definition :
fix: fix(F),
lambda: λx.A[x],
decide: case b of inl(x) => s[x] | inr(y) => t[y],
nil: [],
spread: spread def,
cons: [a / b],
apply: f a
FDL editor aliases :
colist-unfold
Latex:
colist-unfold(P;x)==r case P x of inl(u) => [] | inr(v) => let a,b = v in [a / colist-unfold(P;b)]
Latex:
colist-unfold(P;x) ==
fix((\mlambda{}colist-unfold,x. case P x of inl(u) => [] | inr(v) => let a,b = v in [a / (colist-unfold b)]\000C)) x
Date html generated:
2016_05_15-PM-10_11_21
Last ObjectModification:
2015_09_23-AM-08_22_31
Theory : eval!all
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