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Man Pages


Manual Reference Pages  -  MATH::EXPR::RULE (3)

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NAME



  Math::Expr::Var - Represents a agebraic rule



CONTENTS

SYNOPSIS



  reuire Math::Expr::Var;
  reuire Math::Expr;
       
        $r=new Math::Expr::Var($from, $to);
  @res=$r->Apply($expr)



DESCRIPTION



  This will create a rule that converts the expression $from to $to,
  and then apply that rule to $expr. $from, $to, $expr are all
  Math::Expr::Opp structures that should be Simplified to work ok.

  The result is a array @res of Math::Expr::Opp objects which should
  contain the results of applying the rule once on $expr in all
  possible ways. They are all simplified, and duplicaions are removed.



METHODS

CW$r=new Math::Expr::Var($from, CW$to);



  Makes a rule converting the Math::Expr::Opp structur $from into $to.



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perl v5.20.3 EXPR::RULE (3) 1998-06-26

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