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SUMMARY: JavaDoc of com.hartmath.expression.HMultinomial JAVADOC | Sourc code of com.hartmath.expression.HMultinomial SOURCE | Download com.hartmath.expression.HMultinomial DOWNLOAD | NESTED | FIELD | CONSTR | METHOD DETAIL: FIELD | CONSTR | METHOD

com.hartmath.expression
Class HMultinomial  view HMultinomial download HMultinomial.java

java.lang.Object
  extended bycom.hartmath.expression.HArrayList
      extended bycom.hartmath.expression.HFunction
          extended bycom.hartmath.expression.HMultinomial
All Implemented Interfaces:
java.lang.Cloneable, HObject
public class HMultinomial
extends HFunction
implements java.lang.Cloneable

A class for Multinomials in recursive representation. 3*x^5 + 4*x^2 will be represented as Poly({3,{5},4,{2}},{x}). 4*x^2+y^3+10 will be represented as Poly({4,{2,3},10,{0,0}},{x,y})

Nested Class Summary
 
Nested classes inherited from class com.hartmath.expression.HArrayList
HArrayList.HArrayListIterator
 
Field Summary
private  com.hartmath.domain.ObjectD dom
           
(package private)  com.hartmath.lib.Session session
           
 
Fields inherited from class com.hartmath.expression.HFunction
FLAT_EVALED, header, MATCHEQUAL, MATCHSEQUENCE, MATRIXFORM, NOPROPERTY, ORDERLESS_EVALED, prop, SET, SETDELAYED
 
Fields inherited from class com.hartmath.expression.HArrayList
 
Fields inherited from interface com.hartmath.expression.HObject
COMPLEXFILEID, COMPLEXID, DOUBLECOMPLEXFILEID, DOUBLECOMPLEXID, DOUBLEFILEID, DOUBLEID, FRACTIONFILEID, FRACTIONID, FUNCTIONFILEID, FUNCTIONID, INTEGERFILEID, INTEGERID, OBJECTID, PATTERNFILEID, PATTERNID, STRINGFILEID, STRINGID, SYMBOLFILEID, SYMBOLID
 
Constructor Summary
private HMultinomial(HFunction var_list, com.hartmath.domain.ObjectD domi, HFunction domain, com.hartmath.lib.Session sess)
          Constructor for the HMultinomial object
  HMultinomial(HObject obj, HFunction var_list, HFunction domain, com.hartmath.lib.Session sess)
          Constructs a new HMultinomial from the specified object and variable-list;domain
private HMultinomial(HObject obj, HFunction var_list, com.hartmath.domain.ObjectD domi, HFunction domain, com.hartmath.lib.Session sess)
          Constructs a new HMultinomial from the specified object and variable-list;domain
  HMultinomial(HObject obj, HFunction var_list, com.hartmath.lib.Session sess)
          Constructs a new HMultinomial from the specified object and variable-list
 
Method Summary
 HMultinomial add(HMultinomial parm1)
          Returns a HMultinomial whose value is (this + parm1).
 java.lang.Object clone()
          Description of the Method
 HObject contentp()
          Description of the Method
private static boolean convertFunction(HFunction poly_rep, HFunction f, HFunction var_list, com.hartmath.domain.ObjectD dom)
          Convert a function f into polynomial representation
private static boolean convertMonomial(HFunction poly_rep, HFunction f, HFunction var_list, com.hartmath.domain.ObjectD dom)
          Convert a monomial f into polynomial representation
private  int degree()
          Description of the Method
 HInteger degree(HSymbol sym)
          Description of the Method
 HMultinomial divide(HMultinomial parm1)
          Description of the Method
 HObject dp()
          derivative of the polynomial (must be univariate)
 HObject evalp(HFunction var_list0, HFunction val_list0)
          Description of the Method
 HObject evalp(HObject x)
          Description of the Method
 HMultinomial gcd(HMultinomial parm1)
          Description of the Method
 HObject getCoeff(HInteger exponent)
          the coefficient for the exponent of the first variable in the variable-list of the polynomial
 HObject getCoeff(int exp)
          the coefficient for the exponent of the first variable in the variable-list of the polynomial
 com.hartmath.domain.ObjectD getDomain()
          Gets the domain attribute of the HMultinomial object
private  void init(HObject obj, HFunction var_list, com.hartmath.domain.ObjectD domain)
          Description of the Method
 boolean isZero()
          Gets the zero attribute of the HMultinomial object
 HMultinomial lcm(HMultinomial parm1)
          Description of the Method
 HObject lcoefficientp()
          Description of the Method
 HMultinomial mod(HMultinomial parm1)
          Description of the Method
 HMultinomial multiply(HMultinomial parm1)
          Returns a HMultinomial whose value is (this * parm1).
 HMultinomial multiply(HObject scalar)
          Returns a HMultinomial whose value is (skalar * this).
 void normalize()
          Description of the Method
 int nTerms()
          the number of terms of the polynomial
 HObject nthCoeff(int n)
          the n-th coefficient of the polynomial
 HMultinomial nthMonomial(int n)
          the n-th monomial of the polynomial
 HMultinomial nthTerm(int n)
          the n-th term of the polynomial
private  boolean polyList(HFunction poly_rep, HObject expr, HFunction var_list, com.hartmath.domain.ObjectD dom)
          Description of the Method
 HMultinomial pow(HInteger parm1)
          Returns a HMultinomial whose value is (this ^ parm1); parm1 must be a nonnegative integer
 HObject primpartp()
          Description of the Method
private  void reduce()
          Description of the Method
private  void reduceZero()
          Description of the Method
 void setCoeff(HInteger exponent, HObject obj)
          set the Coefficient for the term: <variable>^exponent (only for the first variable in the variable-list)
 void setCoeff(int exponent, HObject obj)
          set the Coefficient for the term: <variable>^exponent (only for the first variable in the variable-list)
private static void sort(com.hartmath.lib.Session session, HFunction poly_rep)
          helper function to sort the polynomial representation into lexical order
private  HObject toMonomial(HObject coeff, HFunction exp_list, HFunction var_list)
          Description of the Method
 HObject toObject()
          convert this polynomial representation back to a HObject representation
 java.lang.String toString()
          Description of the Method
 void toStringBuffer(java.lang.StringBuffer buf, com.hartmath.lib.Session session)
          Description of the Method
 
Methods inherited from class com.hartmath.expression.HFunction
apply, argumentsToString, checkAttributes, clearPattern, clearProperties, deepCopy, depth, equals, equalsFromPosition, evalArguments, evaluate, evaluateArgAttr, evaluateAttributes, evaluateAttributes1, evaluateAttributes2, evaluateLHSAttr, findMember, flatten, getAttributes, getHead, getInstanceList, getPattern, getProperties, getVariables, greater, hashCode, head, hierarchy, initPattern, isEqualRule, isHeadMember, isList, isMatrix, isMember, isNumber, isNumericNumber, isPureFunction, isRational, isVector, less, map, matches, patternHashCode, precedence, replaceAll, resetPattern, setHead, setProperties, substitute, substituteArg, substitutePattern, toFullForm, toInt, unequals
 
Methods inherited from class com.hartmath.expression.HArrayList
add, add, addAll, addAll, addDouble, addDouble, addDoubleComplex, addDoubleComplex, addFraction, addFraction, addInteger, addInteger, clear, contains, ensureCapacity, get, get, get, indexOf, isEmpty, iterator, lastIndexOf, remove, removeRange, set, set, set, size, sort, toArray, toArray, toArrayList, trimToSize
 
Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait
 

Field Detail

session

com.hartmath.lib.Session session

dom

private com.hartmath.domain.ObjectD dom
Constructor Detail

HMultinomial

public HMultinomial(HObject obj,
                    HFunction var_list,
                    com.hartmath.lib.Session sess)
Constructs a new HMultinomial from the specified object and variable-list

HMultinomial

public HMultinomial(HObject obj,
                    HFunction var_list,
                    HFunction domain,
                    com.hartmath.lib.Session sess)
Constructs a new HMultinomial from the specified object and variable-list;domain

HMultinomial

private HMultinomial(HFunction var_list,
                     com.hartmath.domain.ObjectD domi,
                     HFunction domain,
                     com.hartmath.lib.Session sess)
Constructor for the HMultinomial object

HMultinomial

private HMultinomial(HObject obj,
                     HFunction var_list,
                     com.hartmath.domain.ObjectD domi,
                     HFunction domain,
                     com.hartmath.lib.Session sess)
Constructs a new HMultinomial from the specified object and variable-list;domain

Method Detail

setCoeff

public void setCoeff(HInteger exponent,
                     HObject obj)
set the Coefficient for the term: <variable>^exponent (only for the first variable in the variable-list)

setCoeff

public final void setCoeff(int exponent,
                           HObject obj)
set the Coefficient for the term: <variable>^exponent (only for the first variable in the variable-list)

getDomain

public com.hartmath.domain.ObjectD getDomain()
Gets the domain attribute of the HMultinomial object

isZero

public boolean isZero()
Gets the zero attribute of the HMultinomial object

getCoeff

public HObject getCoeff(HInteger exponent)
the coefficient for the exponent of the first variable in the variable-list of the polynomial

getCoeff

public final HObject getCoeff(int exp)
the coefficient for the exponent of the first variable in the variable-list of the polynomial

clone

public final java.lang.Object clone()
Description of the Method

Overrides:
clone in class HFunction

normalize

public void normalize()
Description of the Method

toObject

public HObject toObject()
convert this polynomial representation back to a HObject representation

toString

public java.lang.String toString()
Description of the Method

Overrides:
toString in class HFunction

toStringBuffer

public void toStringBuffer(java.lang.StringBuffer buf,
                           com.hartmath.lib.Session session)
Description of the Method

Specified by:
toStringBuffer in interface HObject
Overrides:
toStringBuffer in class HFunction

degree

public HInteger degree(HSymbol sym)
Description of the Method

nTerms

public int nTerms()
the number of terms of the polynomial

nthMonomial

public HMultinomial nthMonomial(int n)
the n-th monomial of the polynomial

nthCoeff

public HObject nthCoeff(int n)
the n-th coefficient of the polynomial

nthTerm

public HMultinomial nthTerm(int n)
the n-th term of the polynomial

add

public HMultinomial add(HMultinomial parm1)
Returns a HMultinomial whose value is (this + parm1).

multiply

public HMultinomial multiply(HObject scalar)
Returns a HMultinomial whose value is (skalar * this). (i.e. all coefficients are multiplied with the skalar)

multiply

public HMultinomial multiply(HMultinomial parm1)
Returns a HMultinomial whose value is (this * parm1).

pow

public HMultinomial pow(HInteger parm1)
Returns a HMultinomial whose value is (this ^ parm1); parm1 must be a nonnegative integer

divide

public HMultinomial divide(HMultinomial parm1)
Description of the Method

mod

public HMultinomial mod(HMultinomial parm1)
Description of the Method

gcd

public HMultinomial gcd(HMultinomial parm1)
Description of the Method

lcm

public HMultinomial lcm(HMultinomial parm1)
Description of the Method

evalp

public HObject evalp(HObject x)
Description of the Method

evalp

public HObject evalp(HFunction var_list0,
                     HFunction val_list0)
Description of the Method

dp

public HObject dp()
derivative of the polynomial (must be univariate)

contentp

public HObject contentp()
Description of the Method

primpartp

public HObject primpartp()
Description of the Method

lcoefficientp

public HObject lcoefficientp()
Description of the Method

init

private void init(HObject obj,
                  HFunction var_list,
                  com.hartmath.domain.ObjectD domain)
Description of the Method

polyList

private boolean polyList(HFunction poly_rep,
                         HObject expr,
                         HFunction var_list,
                         com.hartmath.domain.ObjectD dom)
Description of the Method

toMonomial

private HObject toMonomial(HObject coeff,
                           HFunction exp_list,
                           HFunction var_list)
Description of the Method

degree

private int degree()
Description of the Method

reduce

private void reduce()
Description of the Method

reduceZero

private void reduceZero()
Description of the Method

convertFunction

private static boolean convertFunction(HFunction poly_rep,
                                       HFunction f,
                                       HFunction var_list,
                                       com.hartmath.domain.ObjectD dom)
Convert a function f into polynomial representation

convertMonomial

private static boolean convertMonomial(HFunction poly_rep,
                                       HFunction f,
                                       HFunction var_list,
                                       com.hartmath.domain.ObjectD dom)
Convert a monomial f into polynomial representation

sort

private static void sort(com.hartmath.lib.Session session,
                         HFunction poly_rep)
helper function to sort the polynomial representation into lexical order

Overview  Package   Class  Use  Deprecated  Index 
Home >> All >> com >> hartmath >> [ expression overview ]  PREV CLASS  NEXT CLASS
SUMMARY: JavaDoc of com.hartmath.expression.HMultinomial JAVADOC | Sourc code of com.hartmath.expression.HMultinomial SOURCE | Download com.hartmath.expression.HMultinomial DOWNLOAD | NESTED | FIELD | CONSTR | METHOD DETAIL: FIELD | CONSTR | METHOD