Package org.esa.snap.core.util.math

Interface FX

public interface FX
Represents a function f(x).

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final FX
    ONE
    The function f(x) = 1
    static final FX
    X
    The function f(x) = x
    static final FX
    XX
    The function f(x) = x 2
    static final FX
    XXX
    The function f(x) = x 3
    static final FX
    XXXX
    The function f(x) = x 4

  • Method Summary

    Modifier and Type
    Method
    Description
    double
    f(double x)
    The function y = f(x)
    String
    getCCodeExpr()
    Returns the function as C code expression, e.g.

  • Field Details

    • XXXX

      static final FX XXXX
      The function f(x) = x 4

    • XXX

      static final FX XXX
      The function f(x) = x 3

    • XX

      static final FX XX
      The function f(x) = x 2

    • X

      static final FX X
      The function f(x) = x

    • ONE

      static final FX ONE
      The function f(x) = 1

  • Method Details

    • f

      double f(double x)
      The function y = f(x)
      Parameters:
      x - the x parameter
      Returns:
      y

    • getCCodeExpr

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