<!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 >ForSyDe.Shallow.PolyArith</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_ForSyDe-Shallow-PolyArith.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" >ForSyDe-3.1.1: ForSyDe's Haskell-embedded Domain Specific Language.</TD ><TD CLASS="topbut" ><A HREF="src/ForSyDe-Shallow-PolyArith.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" >ForSyDe.Shallow.PolyArith</FONT ></TD ><TD ALIGN="right" ><TABLE CLASS="narrow" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="infohead" >Portability</TD ><TD CLASS="infoval" >portable</TD ></TR ><TR ><TD CLASS="infohead" >Stability</TD ><TD CLASS="infoval" >experimental</TD ></TR ><TR ><TD CLASS="infohead" >Maintainer</TD ><TD CLASS="infoval" >forsyde-dev@ict.kth.se</TD ></TR ></TABLE ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="section4" ><B >Contents</B ></TD ></TR ><TR ><TD ><DL ><DT ><A HREF="#1" >Polynomial data type </A ></DT ><DT ><A HREF="#2" >Addition, DmMultiplication, division and power operations </A ></DT ><DT ><A HREF="#3" >Some helper functions </A ></DT ></DL ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" >Description</TD ></TR ><TR ><TD CLASS="doc" >This is the polynomial arithematic library. The arithematic operations include addition, multiplication, division and power. However, the computation time is not optimized for multiplication and is O(n2), which could be considered to be optimized by FFT algorithms later on. </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" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="decl" ><SPAN CLASS="keyword" >data</SPAN > <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="#t%3APoly" >Poly</A > a </TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="decl" >= <A HREF="#v%3APoly" >Poly</A > [a]</TD ></TR ><TR ><TD CLASS="decl" >| <A HREF="#v%3APolyPair" >PolyPair</A > (<A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a, <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a)</TD ></TR ></TABLE ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AaddPoly" >addPoly</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AmulPoly" >mulPoly</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AdivPoly" >divPoly</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3ApowerPoly" >powerPoly</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Int.html#t%3AInt" >Int</A > -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AgetCoef" >getCoef</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> ([a], [a])</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AscalePoly" >scalePoly</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AaddPolyCoef" >addPolyCoef</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => [a] -> [a] -> [a]</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AsubPolyCoef" >subPolyCoef</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ARealFloat" >RealFloat</A > a => [a] -> [a] -> [a]</TD ></TR ><TR ><TD CLASS="s8" ></TD ></TR ><TR ><TD CLASS="decl" ><A HREF="#v%3AscalePolyCoef" >scalePolyCoef</A > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => a -> [a] -> [a]</TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" ><A NAME="1" ><A NAME="1" >Polynomial data type </A ></A ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><SPAN CLASS="keyword" >data</SPAN > <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A NAME="t:Poly" ><A NAME="t%3APoly" ></A ></A ><B >Poly</B > a </TD ><TD CLASS="declbut" ><A HREF="src/ForSyDe-Shallow-PolyArith.html#Poly" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="0" CELLPADDING="0" ><TR ><TD CLASS="ndoc" >Polynomial data type. </TD ></TR ><TR ><TD CLASS="section4" >Constructors</TD ></TR ><TR ><TD CLASS="body" ><TABLE CLASS="vanilla" CELLSPACING="1" CELLPADDING="0" ><TR ><TD CLASS="arg" ><A NAME="v:Poly" ><A NAME="v%3APoly" ></A ></A ><B >Poly</B > [a]</TD ><TD CLASS="rdoc" ></TD ></TR ><TR ><TD CLASS="arg" ><A NAME="v:PolyPair" ><A NAME="v%3APolyPair" ></A ></A ><B >PolyPair</B > (<A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a, <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a)</TD ><TD CLASS="rdoc" ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="section4" ><IMG SRC="minus.gif" CLASS="coll" ONCLICK="toggle(this,'i:Poly')" ALT="show/hide" > Instances</TD ></TR ><TR ><TD CLASS="body" ><DIV ID="i:Poly" STYLE="display:block;" ><TABLE CLASS="vanilla" CELLSPACING="1" CELLPADDING="0" ><TR ><TD CLASS="decl" ><A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Eq.html#t%3AEq" >Eq</A > (<A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a)</TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" ><A NAME="2" ><A NAME="2" >Addition, DmMultiplication, division and power operations </A ></A ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:addPoly" ><A NAME="v%3AaddPoly" ></A ></A ><B >addPoly</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a</TD ><TD CLASS="declbut" ><A HREF="src/ForSyDe-Shallow-PolyArith.html#addPoly" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" >Addition operations of polynomials. </TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:mulPoly" ><A NAME="v%3AmulPoly" ></A ></A ><B >mulPoly</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a</TD ><TD CLASS="declbut" ><A HREF="src/ForSyDe-Shallow-PolyArith.html#mulPoly" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" >Multiplication operation of polynomials. </TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:divPoly" ><A NAME="v%3AdivPoly" ></A ></A ><B >divPoly</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a</TD ><TD CLASS="declbut" ><A HREF="src/ForSyDe-Shallow-PolyArith.html#divPoly" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" >Division operation of polynomials. </TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:powerPoly" ><A NAME="v%3ApowerPoly" ></A ></A ><B >powerPoly</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Data-Int.html#t%3AInt" >Int</A > -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a</TD ><TD CLASS="declbut" ><A HREF="src/ForSyDe-Shallow-PolyArith.html#powerPoly" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" >Power operation of polynomials. </TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="section1" ><A NAME="3" ><A NAME="3" >Some helper functions </A ></A ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:getCoef" ><A NAME="v%3AgetCoef" ></A ></A ><B >getCoef</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> ([a], [a])</TD ><TD CLASS="declbut" ><A HREF="src/ForSyDe-Shallow-PolyArith.html#getCoef" >Source</A ></TD ></TR ></TABLE ></TD ></TR ><TR ><TD CLASS="doc" ><P >Some helper functions below. </P ><P >To get the coefficients of the polynomial. </P ></TD ></TR ><TR ><TD CLASS="s15" ></TD ></TR ><TR ><TD CLASS="topdecl" ><TABLE CLASS="declbar" ><TR ><TD CLASS="declname" ><A NAME="v:scalePoly" ><A NAME="v%3AscalePoly" ></A ></A ><B >scalePoly</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a -> <A HREF="ForSyDe-Shallow-PolyArith.html#t%3APoly" >Poly</A > a</TD ><TD CLASS="declbut" ><A HREF="src/ForSyDe-Shallow-PolyArith.html#scalePoly" >Source</A ></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:addPolyCoef" ><A NAME="v%3AaddPolyCoef" ></A ></A ><B >addPolyCoef</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => [a] -> [a] -> [a]</TD ><TD CLASS="declbut" ><A HREF="src/ForSyDe-Shallow-PolyArith.html#addPolyCoef" >Source</A ></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:subPolyCoef" ><A NAME="v%3AsubPolyCoef" ></A ></A ><B >subPolyCoef</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ARealFloat" >RealFloat</A > a => [a] -> [a] -> [a]</TD ><TD CLASS="declbut" ><A HREF="src/ForSyDe-Shallow-PolyArith.html#subPolyCoef" >Source</A ></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:scalePolyCoef" ><A NAME="v%3AscalePolyCoef" ></A ></A ><B >scalePolyCoef</B > :: <A HREF="/usr/share/doc/ghc/html/libraries/base-4.2.0.2/Prelude.html#t%3ANum" >Num</A > a => a -> [a] -> [a]</TD ><TD CLASS="declbut" ><A HREF="src/ForSyDe-Shallow-PolyArith.html#scalePolyCoef" >Source</A ></TD ></TR ></TABLE ></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 >