Mercurial > urweb
view lib/ur/incl.urs @ 1204:7af5e2af64f4
Parsed a WHERE clause
author | Adam Chlipala <adamc@hcoop.net> |
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date | Sun, 04 Apr 2010 17:11:22 -0400 |
parents | 0b1d666bddb4 |
children |
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con incl :: K --> {K} -> {K} -> Type val incl : K --> r1 :: {K} -> r2 :: {K} -> [r1 ~ r2] => incl r1 (r1 ++ r2) val proj : r1 ::: {Type} -> r2 ::: {Type} -> incl r1 r2 -> $r2 -> $r1 val inv1 : K --> nm :: Name -> t :: K -> r :: {K} -> r' :: {K} -> [[nm] ~ r] => f :: (Name -> K -> {K} -> Type) -> incl ([nm = t] ++ r) r' -> (nm :: Name -> t :: K -> r :: {K} -> [[nm] ~ r] => f nm t ([nm = t] ++ r)) -> f nm t r' val inv2 : K --> nm :: Name -> t :: K -> r :: {K} -> r' :: {K} -> [[nm] ~ r] => incl ([nm = t] ++ r) r' -> incl r r' val fold : K --> tf :: ({K} -> Type) -> r ::: {K} -> (nm :: Name -> v :: K -> r' :: {K} -> [[nm] ~ r'] => incl ([nm = v] ++ r') r -> tf r' -> tf ([nm = v] ++ r')) -> tf [] -> folder r -> tf r