<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <!--Rendered using the Haskell Html Library v0.2--> <HTML ><HEAD ><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=UTF-8" ><TITLE >Data.Boolean</TITLE ><LINK HREF="haddock.css" REL="stylesheet" TYPE="text/css" ><SCRIPT SRC="haddock-util.js" TYPE="text/javascript" ></SCRIPT ><SCRIPT TYPE="text/javascript" >window.onload = function () {setSynopsis("mini_Data-Boolean.html")};</SCRIPT ></HEAD ><BODY ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="topbar" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD ><IMG SRC="haskell_icon.gif" WIDTH="16" HEIGHT="16" ALT=" " ></TD ><TD CLASS="title" >Boolean-0.0.1: Generalized booleans</TD ><TD CLASS="topbut" ><A HREF="src/Data-Boolean.html" >Source code</A ></TD ><TD CLASS="topbut" ><A HREF="index.html" >Contents</A ></TD ><TD CLASS="topbut" ><A HREF="doc-index.html" >Index</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="modulebar" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD ><FONT SIZE="6" >Data.Boolean</FONT ></TD ><TD ALIGN="right" ><TABLE CLASS="narrow" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="infohead" >Stability</TD ><TD CLASS="infoval" >experimental</TD ></TR ><TR ><TD CLASS="infohead" >Maintainer</TD ><TD CLASS="infoval" >conal@conal.net</TD ></TR ></TABLE ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" >Description</TD ></TR ><TR ><TD CLASS="doc" ><P >Some classes for generalized boolean operations. </P ><P >In this design, for if-then-else, equality and inequality tests, the boolean type depends functionally on the value type. This dependency allows the boolean type to be inferred in a conditional expression. </P ><P >I also tried using a unary type constructor class. The class doesn't work for regular booleans, so generality is lost. Also, we'd probably have to wire class constraints in like: <TT >(==*) :: Eq a => f Bool -> f a -> f a -> f a</TT >, which disallows situations needing additional constraints, e.g., Show. </P ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" >Synopsis</TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="decl" ><SPAN CLASS="keyword" >class</SPAN > <A HREF="#t%3ABoolean" >Boolean</A > b <SPAN CLASS="keyword" >where</SPAN ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="#v%3Atrue" >true</A > :: b</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3Afalse" >false</A > :: b</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AnotB" >notB</A > :: b -> b</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3A%26%26%2A" >(&&*)</A > :: b -> b -> b</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3A%7C%7C%2A" >(||*)</A > :: b -> b -> b</TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><SPAN CLASS="keyword" >class</SPAN > <A HREF="Data-Boolean.html#t%3ABoolean" >Boolean</A > bool => <A HREF="#t%3AIfB" >IfB</A > bool a | a -> bool <SPAN CLASS="keyword" >where</SPAN ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="#v%3AifB" >ifB</A > :: bool -> a -> a -> a</TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3Aboolean" >boolean</A > :: <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool a => a -> a -> bool -> a</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3Acond" >cond</A > :: (<A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Control-Applicative.html#t%3AApplicative" >Applicative</A > f, <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool a) => f bool -> f a -> f a -> f a</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3Acrop" >crop</A > :: (<A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Control-Applicative.html#t%3AApplicative" >Applicative</A > f, <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Monoid.html#t%3AMonoid" >Monoid</A > (f a), <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool a) => f bool -> f a -> f a</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><SPAN CLASS="keyword" >class</SPAN > <A HREF="Data-Boolean.html#t%3ABoolean" >Boolean</A > bool => <A HREF="#t%3AEqB" >EqB</A > bool a | a -> bool <SPAN CLASS="keyword" >where</SPAN ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="#v%3A%3D%3D%2A" >(==*)</A > :: a -> a -> bool</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3A%2F%3D%2A" >(/=*)</A > :: a -> a -> bool</TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><SPAN CLASS="keyword" >class</SPAN > <A HREF="Data-Boolean.html#t%3ABoolean" >Boolean</A > bool => <A HREF="#t%3AOrdB" >OrdB</A > bool a | a -> bool <SPAN CLASS="keyword" >where</SPAN ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="#v%3A%3C%2A" >(<*)</A > :: a -> a -> bool</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3A%3E%3D%2A" >(>=*)</A > :: a -> a -> bool</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3A%3E%2A" >(>*)</A > :: a -> a -> bool</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3A%3C%3D%2A" >(<=*)</A > :: a -> a -> bool</TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AminB" >minB</A > :: (<A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool a, <A HREF="Data-Boolean.html#t%3AOrdB" >OrdB</A > bool a) => a -> a -> a</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AmaxB" >maxB</A > :: (<A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool a, <A HREF="Data-Boolean.html#t%3AOrdB" >OrdB</A > bool a) => a -> a -> a</TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" >Documentation</TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><SPAN CLASS="keyword" >class</SPAN > <A NAME="t:Boolean" ><A NAME="t%3ABoolean" ></A ></A ><B >Boolean</B > b <SPAN CLASS="keyword" >where</SPAN ></TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#Boolean" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="ndoc" >Generalized boolean class </TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="section4" >Methods</TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:true" ><A NAME="v%3Atrue" ></A ></A ><B >true</B > :: b</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#true" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:false" ><A NAME="v%3Afalse" ></A ></A ><B >false</B > :: b</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#false" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:notB" ><A NAME="v%3AnotB" ></A ></A ><B >notB</B > :: b -> b</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#notB" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:&&*" ><A NAME="v%3A%26%26%2A" ></A ></A ><B >(&&*)</B > :: b -> b -> b</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#%26%26%2A" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:||*" ><A NAME="v%3A%7C%7C%2A" ></A ></A ><B >(||*)</B > :: b -> b -> b</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#%7C%7C%2A" >Source</A ></TD ></TR ></TABLE ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="section4" ><IMG SRC="minus.gif" CLASS="coll" ONCLICK="toggle(this,'i:Boolean')" ALT="show/hide" > Instances</TD ></TR ><TR ><TD CLASS="body" ><DIV ID="i:Boolean" STYLE="display:block;" ><TABLE CLASS="vanilla" CELLSPACING="1" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="Data-Boolean.html#t%3ABoolean" >Boolean</A > <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Bool.html#t%3ABool" >Bool</A ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="Data-Boolean.html#t%3ABoolean" >Boolean</A > bool => <A HREF="Data-Boolean.html#t%3ABoolean" >Boolean</A > (z -> bool)</TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><SPAN CLASS="keyword" >class</SPAN > <A HREF="Data-Boolean.html#t%3ABoolean" >Boolean</A > bool => <A NAME="t:IfB" ><A NAME="t%3AIfB" ></A ></A ><B >IfB</B > bool a | a -> bool <SPAN CLASS="keyword" >where</SPAN ></TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#IfB" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="ndoc" >Types with conditionals </TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="section4" >Methods</TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:ifB" ><A NAME="v%3AifB" ></A ></A ><B >ifB</B > :: bool -> a -> a -> a</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#ifB" >Source</A ></TD ></TR ></TABLE ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="section4" ><IMG SRC="minus.gif" CLASS="coll" ONCLICK="toggle(this,'i:IfB')" ALT="show/hide" > Instances</TD ></TR ><TR ><TD CLASS="body" ><DIV ID="i:IfB" STYLE="display:block;" ><TABLE CLASS="vanilla" CELLSPACING="1" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Bool.html#t%3ABool" >Bool</A > <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3AFloat" >Float</A ></TD ></TR ><TR ><TD CLASS="decl" >(<A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool p, <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool q) => <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool (p, q)</TD ></TR ><TR ><TD CLASS="decl" >(<A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool p, <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool q, <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool r) => <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool (p, q, r)</TD ></TR ><TR ><TD CLASS="decl" >(<A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool p, <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool q, <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool r, <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool s) => <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool (p, q, r, s)</TD ></TR ><TR ><TD CLASS="decl" ><A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool a => <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > (z -> bool) (z -> a)</TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:boolean" ><A NAME="v%3Aboolean" ></A ></A ><B >boolean</B > :: <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool a => a -> a -> bool -> a</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#boolean" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" >Expression-lifted conditional with condition last </TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:cond" ><A NAME="v%3Acond" ></A ></A ><B >cond</B > :: (<A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Control-Applicative.html#t%3AApplicative" >Applicative</A > f, <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool a) => f bool -> f a -> f a -> f a</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#cond" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" >Point-wise conditional </TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:crop" ><A NAME="v%3Acrop" ></A ></A ><B >crop</B > :: (<A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Control-Applicative.html#t%3AApplicative" >Applicative</A > f, <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Monoid.html#t%3AMonoid" >Monoid</A > (f a), <A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool a) => f bool -> f a -> f a</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#crop" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" >Crop a function, filling in <TT ><A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Monoid.html#v%3Amempty" >mempty</A ></TT > where the test yeis false. </TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><SPAN CLASS="keyword" >class</SPAN > <A HREF="Data-Boolean.html#t%3ABoolean" >Boolean</A > bool => <A NAME="t:EqB" ><A NAME="t%3AEqB" ></A ></A ><B >EqB</B > bool a | a -> bool <SPAN CLASS="keyword" >where</SPAN ></TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#EqB" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="ndoc" >Types with equality. Minimum definition: '(==*)'. </TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="section4" >Methods</TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:==*" ><A NAME="v%3A%3D%3D%2A" ></A ></A ><B >(==*)</B > :: a -> a -> bool</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#%3D%3D%2A" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:/=*" ><A NAME="v%3A%2F%3D%2A" ></A ></A ><B >(/=*)</B > :: a -> a -> bool</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#%2F%3D%2A" >Source</A ></TD ></TR ></TABLE ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="section4" ><IMG SRC="minus.gif" CLASS="coll" ONCLICK="toggle(this,'i:EqB')" ALT="show/hide" > Instances</TD ></TR ><TR ><TD CLASS="body" ><DIV ID="i:EqB" STYLE="display:block;" ><TABLE CLASS="vanilla" CELLSPACING="1" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="Data-Boolean.html#t%3AEqB" >EqB</A > <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Bool.html#t%3ABool" >Bool</A > <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3AFloat" >Float</A ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="Data-Boolean.html#t%3AEqB" >EqB</A > bool a => <A HREF="Data-Boolean.html#t%3AEqB" >EqB</A > (z -> bool) (z -> a)</TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><SPAN CLASS="keyword" >class</SPAN > <A HREF="Data-Boolean.html#t%3ABoolean" >Boolean</A > bool => <A NAME="t:OrdB" ><A NAME="t%3AOrdB" ></A ></A ><B >OrdB</B > bool a | a -> bool <SPAN CLASS="keyword" >where</SPAN ></TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#OrdB" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="ndoc" >Types with inequality. Minimum definition: '(<*)'. </TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="section4" >Methods</TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:<*" ><A NAME="v%3A%3C%2A" ></A ></A ><B >(<*)</B > :: a -> a -> bool</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#%3C%2A" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:>=*" ><A NAME="v%3A%3E%3D%2A" ></A ></A ><B >(>=*)</B > :: a -> a -> bool</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#%3E%3D%2A" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:>*" ><A NAME="v%3A%3E%2A" ></A ></A ><B >(>*)</B > :: a -> a -> bool</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#%3E%2A" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:<=*" ><A NAME="v%3A%3C%3D%2A" ></A ></A ><B >(<=*)</B > :: a -> a -> bool</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#%3C%3D%2A" >Source</A ></TD ></TR ></TABLE ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="section4" ><IMG SRC="minus.gif" CLASS="coll" ONCLICK="toggle(this,'i:OrdB')" ALT="show/hide" > Instances</TD ></TR ><TR ><TD CLASS="body" ><DIV ID="i:OrdB" STYLE="display:block;" ><TABLE CLASS="vanilla" CELLSPACING="1" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="Data-Boolean.html#t%3AOrdB" >OrdB</A > <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Bool.html#t%3ABool" >Bool</A > <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3AFloat" >Float</A ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="Data-Boolean.html#t%3AOrdB" >OrdB</A > bool a => <A HREF="Data-Boolean.html#t%3AOrdB" >OrdB</A > (z -> bool) (z -> a)</TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:minB" ><A NAME="v%3AminB" ></A ></A ><B >minB</B > :: (<A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool a, <A HREF="Data-Boolean.html#t%3AOrdB" >OrdB</A > bool a) => a -> a -> a</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#minB" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" >Variant of <TT ><A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Ord.html#v%3Amin" >min</A ></TT > using <TT ><A HREF="Data-Boolean.html#v%3AifB" >ifB</A ></TT > and '(<=*)' </TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:maxB" ><A NAME="v%3AmaxB" ></A ></A ><B >maxB</B > :: (<A HREF="Data-Boolean.html#t%3AIfB" >IfB</A > bool a, <A HREF="Data-Boolean.html#t%3AOrdB" >OrdB</A > bool a) => a -> a -> a</TD ><TD CLASS="declbut" ><A HREF="src/Data-Boolean.html#maxB" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" >Variant of <TT ><A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Ord.html#v%3Amax" >max</A ></TT > using <TT ><A HREF="Data-Boolean.html#v%3AifB" >ifB</A ></TT > and '(>=*)' </TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="botbar" >Produced by <A HREF="http://www.haskell.org/haddock/" >Haddock</A > version 2.6.1</TD ></TR ></TABLE ></BODY ></HTML >