Package org.apache.poi.ss.formula.functions

Class Sumx2py2

java.lang.Object

org.apache.poi.ss.formula.functions.Fixed2ArgFunction

org.apache.poi.ss.formula.functions.XYNumericFunction

org.apache.poi.ss.formula.functions.Sumx2py2

All Implemented Interfaces:

Function, Function2Arg

public final class Sumx2py2
extends XYNumericFunction

Implementation of Excel function SUMX2PY2()

Calculates the sum of squares in two arrays of the same size.
Syntax:
SUMX2PY2(arrayX, arrayY)

result = Σ_{i: 0..n}(x_i²+y_i²)

Author:

Amol S. Deshmukh < amolweb at ya hoo dot com >

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.poi.ss.formula.functions.XYNumericFunction

XYNumericFunction.Accumulator

Constructor Summary

Constructors

Constructor	Description
Sumx2py2()

Method Summary

Modifier and Type	Method	Description
protected XYNumericFunction.Accumulator	createAccumulator()	Constructs a new instance of the Accumulator used to calculated this function

Methods inherited from class org.apache.poi.ss.formula.functions.Fixed2ArgFunction

evaluate

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from class org.apache.poi.ss.formula.functions.XYNumericFunction

evaluate

Constructor Detail

Sumx2py2

public Sumx2py2()

Method Detail

createAccumulator

protected XYNumericFunction.Accumulator createAccumulator()

Description copied from class: XYNumericFunction

Constructs a new instance of the Accumulator used to calculated this function

Specified by:

createAccumulator in class XYNumericFunction