org.esa.beam.util.math
Interface FXY

public interface FXY

Represents a function f(x,y).

Version:

$Revision$ $Date$

Author:

Norman Fomferra

Field Summary

static FXY	ONE The function f(x,y) = 1
static FXY	X The function f(x,y) = x
static FXY	X2 The function f(x,y) = x 2
static FXY	X2Y The function f(x,y) = x 2 y
static FXY	X2Y2 The function f(x,y) = x 2 y 2
static FXY	X2Y3 The function f(x,y) = x 2 y 3
static FXY	X2Y4 The function f(x,y) = x 2 y 4
static FXY	X3 The function f(x,y) = x 3
static FXY	X3Y The function f(x,y) = x 3 y
static FXY	X3Y2 The function f(x,y) = x 3 y 2
static FXY	X3Y3 The function f(x,y) = x 3 y 3
static FXY	X3Y4 The function f(x,y) = x 3 y 4
static FXY	X4 The function f(x,y) = x 4
static FXY	X4Y The function f(x,y) = x 4 y
static FXY	X4Y2 The function f(x,y) = x 4 y 2
static FXY	X4Y3 The function f(x,y) = x 4 y 3
static FXY	X4Y4 The function f(x,y) = x 4 y 4
static FXY	XY The function f(x,y) = x y
static FXY	XY2 The function f(x,y) = x y 2
static FXY	XY3 The function f(x,y) = x y 3
static FXY	XY4 The function f(x,y) = x y 4
static FXY	Y The function f(x,y) = y
static FXY	Y2 The function f(x,y) = y 2
static FXY	Y3 The function f(x,y) = y 3
static FXY	Y4 The function f(x,y) = y 4

Method Summary

double	f(double x, double y) The function z = f(x,y)
String	getCCodeExpr() Returns the function as C code expression, e.g.

Field Detail

X4Y4

static final FXY X4Y4

The function f(x,y) = x ⁴ y ⁴

X4Y3

static final FXY X4Y3

The function f(x,y) = x ⁴ y ³

X3Y4

static final FXY X3Y4

The function f(x,y) = x ³ y ⁴

X4Y2

static final FXY X4Y2

The function f(x,y) = x ⁴ y ²

X2Y4

static final FXY X2Y4

The function f(x,y) = x ² y ⁴

X4Y

static final FXY X4Y

The function f(x,y) = x ⁴ y

XY4

static final FXY XY4

The function f(x,y) = x y ⁴

X4

static final FXY X4

The function f(x,y) = x ⁴

Y4

static final FXY Y4

The function f(x,y) = y ⁴

X3Y3

static final FXY X3Y3

The function f(x,y) = x ³ y ³

X3Y2

static final FXY X3Y2

The function f(x,y) = x ³ y ²

X2Y3

static final FXY X2Y3

The function f(x,y) = x ² y ³

X3Y

static final FXY X3Y

The function f(x,y) = x ³ y

X2Y2

static final FXY X2Y2

The function f(x,y) = x ² y ²

XY3

static final FXY XY3

The function f(x,y) = x y ³

X3

static final FXY X3

The function f(x,y) = x ³

X2Y

static final FXY X2Y

The function f(x,y) = x ² y

XY2

static final FXY XY2

The function f(x,y) = x y ²

Y3

static final FXY Y3

The function f(x,y) = y ³

X2

static final FXY X2

The function f(x,y) = x ²

XY

static final FXY XY

The function f(x,y) = x y

Y2

static final FXY Y2

The function f(x,y) = y ²

X

static final FXY X

The function f(x,y) = x

Y

static final FXY Y

The function f(x,y) = y

ONE

static final FXY ONE

The function f(x,y) = 1

Method Detail

f

double f(double x,
         double y)

The function z = f(x,y)

Parameters:

x - the x parameter

y - the y parameter

Returns:

z

getCCodeExpr

String getCCodeExpr()

Returns the function as C code expression, e.g. "pow(x, 3) * y"

Returns:

the C code