function package contains function objects that wrap the
methods contained in Math, as well as common
mathematical functions such as the gaussian and sinc functions.See: Description
| Class | Description |
|---|---|
| Abs |
Absolute value function.
|
| Acos |
Arc-cosine function.
|
| Acosh |
Hyperbolic arc-cosine function.
|
| Add |
Add the two operands.
|
| Asin |
Arc-sine function.
|
| Asinh |
Hyperbolic arc-sine function.
|
| Atan |
Arc-tangent function.
|
| Atan2 |
Arc-tangent function.
|
| Atanh |
Hyperbolic arc-tangent function.
|
| Cbrt |
Cube root function.
|
| Ceil |
ceil function. |
| Constant |
Constant function.
|
| Cos |
Cosine function.
|
| Cosh |
Hyperbolic cosine function.
|
| Divide |
Divide the first operand by the second.
|
| Exp |
Exponential function.
|
| Expm1 |
ex-1 function. |
| Floor |
floor function. |
| Gaussian |
Gaussian function.
|
| Gaussian.Parametric |
Parametric function where the input array contains the parameters of
the Gaussian, ordered as follows:
Norm
Mean
Standard deviation
|
| HarmonicOscillator |
simple harmonic oscillator function.
|
| HarmonicOscillator.Parametric |
Parametric function where the input array contains the parameters of
the harmonic oscillator function, ordered as follows:
Amplitude
Angular frequency
Phase
|
| Identity |
Identity function.
|
| Inverse |
Inverse function.
|
| Log |
Natural logarithm function.
|
| Log10 |
Base 10 logarithm function.
|
| Log1p |
log(1 + p) function. |
| Logistic |
Generalised logistic function.
|
| Logistic.Parametric |
Parametric function where the input array contains the parameters of
the
logistic function, ordered as follows:
k
m
b
q
a
n
|
| Logit |
Logit function.
|
| Logit.Parametric |
Parametric function where the input array contains the parameters of
the logit function, ordered as follows:
Lower bound
Higher bound
|
| Max |
Maximum function.
|
| Min |
Minimum function.
|
| Minus |
Minus function.
|
| Multiply |
Multiply the two operands.
|
| Pow |
Power function.
|
| Power |
Power function.
|
| Rint |
rint function. |
| Sigmoid |
Sigmoid function.
|
| Sigmoid.Parametric |
Parametric function where the input array contains the parameters of
the
sigmoid function, ordered
as follows:
Lower asymptote
Higher asymptote
|
| Signum |
signum function. |
| Sin |
Sine function.
|
| Sinc |
Sinc function,
defined by
|
| Sinh |
Hyperbolic sine function.
|
| Sqrt |
Square-root function.
|
| StepFunction | |
| Subtract |
Subtract the second operand from the first.
|
| Tan |
Tangent function.
|
| Tanh |
Hyperbolic tangent function.
|
| Ulp |
ulp function. |
The function package contains function objects that wrap the
methods contained in Math, as well as common
mathematical functions such as the gaussian and sinc functions.
Copyright © 2003–2016 The Apache Software Foundation. All rights reserved.