| Package | Description | 
|---|---|
| org.hipparchus.analysis.differentiation | 
 
   This package holds the main interfaces and basic building block classes
   dealing with differentiation. 
 | 
| org.hipparchus.analysis.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. | 
| org.hipparchus.analysis.interpolation | 
 Univariate real functions interpolation algorithms. 
 | 
| org.hipparchus.analysis.polynomials | 
 Univariate real polynomials implementations, seen as differentiable
     univariate real functions. 
 | 
| org.hipparchus.analysis.solvers | 
 Root finding algorithms, for univariate real functions. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
DerivativeStructure | 
DerivativeStructure.abs()
absolute value. 
 | 
DerivativeStructure | 
DerivativeStructure.acos()
Arc cosine operation. 
 | 
DerivativeStructure | 
DerivativeStructure.acosh()
Inverse hyperbolic cosine operation. 
 | 
DerivativeStructure | 
DerivativeStructure.add(DerivativeStructure a)
Compute this + a. 
 | 
DerivativeStructure | 
DerivativeStructure.add(double a)
'+' operator. 
 | 
DerivativeStructure | 
DerivativeStructure.asin()
Arc sine operation. 
 | 
DerivativeStructure | 
DerivativeStructure.asinh()
Inverse hyperbolic sine operation. 
 | 
DerivativeStructure | 
DerivativeStructure.atan()
Arc tangent operation. 
 | 
DerivativeStructure | 
DerivativeStructure.atan2(DerivativeStructure x)
Two arguments arc tangent operation. 
 | 
static DerivativeStructure | 
DerivativeStructure.atan2(DerivativeStructure y,
     DerivativeStructure x)
Two arguments arc tangent operation. 
 | 
DerivativeStructure | 
DerivativeStructure.atanh()
Inverse hyperbolic  tangent operation. 
 | 
DerivativeStructure | 
DSFactory.build(double... derivatives)
Build a  
DerivativeStructure from all its derivatives. | 
DerivativeStructure | 
DerivativeStructure.cbrt()
Cubic root. 
 | 
DerivativeStructure | 
DerivativeStructure.ceil()
Get the smallest whole number larger than instance. 
 | 
DerivativeStructure | 
DerivativeStructure.compose(double... f)
Compute composition of the instance by a univariate function. 
 | 
DerivativeStructure | 
DSFactory.constant(double value)
Build a  
DerivativeStructure representing a constant value. | 
DerivativeStructure | 
DerivativeStructure.copySign(DerivativeStructure sign)
Returns the instance with the sign of the argument. 
 | 
DerivativeStructure | 
DerivativeStructure.copySign(double sign)
Returns the instance with the sign of the argument. 
 | 
DerivativeStructure | 
DerivativeStructure.cos()
Cosine operation. 
 | 
DerivativeStructure | 
DerivativeStructure.cosh()
Hyperbolic cosine operation. 
 | 
DerivativeStructure | 
DerivativeStructure.createConstant(double c)
Deprecated. 
 
as of 1.1, replaced by  
DSFactory.constant(double) | 
DerivativeStructure | 
DerivativeStructure.divide(DerivativeStructure a)
Compute this ÷ a. 
 | 
DerivativeStructure | 
DerivativeStructure.divide(double a)
'÷' operator. 
 | 
DerivativeStructure | 
DerivativeStructure.exp()
Exponential. 
 | 
DerivativeStructure | 
DerivativeStructure.expm1()
Exponential minus 1. 
 | 
DerivativeStructure | 
DerivativeStructure.floor()
Get the largest whole number smaller than instance. 
 | 
DerivativeStructure | 
DerivativeStructure.hypot(DerivativeStructure y)
Returns the hypotenuse of a triangle with sides  
this and y
 - sqrt(this2 +y2)
 avoiding intermediate overflow or underflow. | 
static DerivativeStructure | 
DerivativeStructure.hypot(DerivativeStructure x,
     DerivativeStructure y)
Returns the hypotenuse of a triangle with sides  
x and y
 - sqrt(x2 +y2)
 avoiding intermediate overflow or underflow. | 
DerivativeStructure | 
DerivativeStructure.linearCombination(DerivativeStructure[] a,
                 DerivativeStructure[] b)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(DerivativeStructure a1,
                 DerivativeStructure b1,
                 DerivativeStructure a2,
                 DerivativeStructure b2)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(DerivativeStructure a1,
                 DerivativeStructure b1,
                 DerivativeStructure a2,
                 DerivativeStructure b2,
                 DerivativeStructure a3,
                 DerivativeStructure b3)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(DerivativeStructure a1,
                 DerivativeStructure b1,
                 DerivativeStructure a2,
                 DerivativeStructure b2,
                 DerivativeStructure a3,
                 DerivativeStructure b3,
                 DerivativeStructure a4,
                 DerivativeStructure b4)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(double[] a,
                 DerivativeStructure[] b)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(double a1,
                 DerivativeStructure b1,
                 double a2,
                 DerivativeStructure b2)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(double a1,
                 DerivativeStructure b1,
                 double a2,
                 DerivativeStructure b2,
                 double a3,
                 DerivativeStructure b3)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(double a1,
                 DerivativeStructure b1,
                 double a2,
                 DerivativeStructure b2,
                 double a3,
                 DerivativeStructure b3,
                 double a4,
                 DerivativeStructure b4)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.log()
Natural logarithm. 
 | 
DerivativeStructure | 
DerivativeStructure.log10()
Base 10 logarithm. 
 | 
DerivativeStructure | 
DerivativeStructure.log1p()
Shifted natural logarithm. 
 | 
DerivativeStructure | 
DerivativeStructure.multiply(DerivativeStructure a)
Compute this × a. 
 | 
DerivativeStructure | 
DerivativeStructure.multiply(double a)
'×' operator. 
 | 
DerivativeStructure | 
DerivativeStructure.multiply(int n)
Compute n × this. 
 | 
DerivativeStructure | 
DerivativeStructure.negate()
Returns the additive inverse of  
this element. | 
DerivativeStructure | 
DerivativeStructure.pow(DerivativeStructure e)
Power operation. 
 | 
DerivativeStructure | 
DerivativeStructure.pow(double p)
Power operation. 
 | 
static DerivativeStructure | 
DerivativeStructure.pow(double a,
   DerivativeStructure x)
Compute ax where a is a double and x a  
DerivativeStructure | 
DerivativeStructure | 
DerivativeStructure.pow(int n)
Integer power operation. 
 | 
DerivativeStructure | 
DerivativeStructure.reciprocal()
Returns the multiplicative inverse of  
this element. | 
DerivativeStructure | 
DerivativeStructure.remainder(DerivativeStructure a)
IEEE remainder operator. 
 | 
DerivativeStructure | 
DerivativeStructure.remainder(double a)
IEEE remainder operator. 
 | 
DerivativeStructure | 
DerivativeStructure.rint()
Get the whole number that is the nearest to the instance, or the even one if x is exactly half way between two integers. 
 | 
DerivativeStructure | 
DerivativeStructure.rootN(int n)
Nth root. 
 | 
DerivativeStructure | 
DerivativeStructure.scalb(int n)
Multiply the instance by a power of 2. 
 | 
DerivativeStructure | 
DerivativeStructure.signum()
Compute the signum of the instance. 
 | 
DerivativeStructure | 
DerivativeStructure.sin()
Sine operation. 
 | 
DerivativeStructure | 
DerivativeStructure.sinh()
Hyperbolic sine operation. 
 | 
DerivativeStructure | 
DerivativeStructure.sqrt()
Square root. 
 | 
DerivativeStructure | 
DerivativeStructure.subtract(DerivativeStructure a)
Compute this - a. 
 | 
DerivativeStructure | 
DerivativeStructure.subtract(double a)
'-' operator. 
 | 
DerivativeStructure | 
DerivativeStructure.tan()
Tangent operation. 
 | 
DerivativeStructure | 
DerivativeStructure.tanh()
Hyperbolic tangent operation. 
 | 
DerivativeStructure | 
DerivativeStructure.toDegrees()
Convert radians to degrees, with error of less than 0.5 ULP 
 | 
DerivativeStructure | 
DerivativeStructure.toRadians()
Convert degrees to radians, with error of less than 0.5 ULP 
 | 
DerivativeStructure | 
UnivariateDifferentiableFunction.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure[] | 
UnivariateDifferentiableVectorFunction.value(DerivativeStructure x)
Compute the value for the function. 
 | 
DerivativeStructure[][] | 
UnivariateDifferentiableMatrixFunction.value(DerivativeStructure x)
Compute the value for the function. 
 | 
DerivativeStructure | 
MultivariateDifferentiableFunction.value(DerivativeStructure[] point)
Compute the value for the function at the given point. 
 | 
DerivativeStructure[] | 
MultivariateDifferentiableVectorFunction.value(DerivativeStructure[] point)
Compute the value for the function at the given point. 
 | 
DerivativeStructure | 
DSFactory.variable(int index,
        double value)
Build a  
DerivativeStructure representing a variable. | 
| Modifier and Type | Method and Description | 
|---|---|
Field<DerivativeStructure> | 
DSFactory.getDerivativeField()
Get the  
Field the DerivativeStructure instances belong to. | 
Field<DerivativeStructure> | 
DerivativeStructure.getField()
Get the  
Field to which the instance belongs. | 
| Modifier and Type | Method and Description | 
|---|---|
DerivativeStructure | 
DerivativeStructure.add(DerivativeStructure a)
Compute this + a. 
 | 
DerivativeStructure | 
DerivativeStructure.atan2(DerivativeStructure x)
Two arguments arc tangent operation. 
 | 
static DerivativeStructure | 
DerivativeStructure.atan2(DerivativeStructure y,
     DerivativeStructure x)
Two arguments arc tangent operation. 
 | 
DerivativeStructure | 
DerivativeStructure.copySign(DerivativeStructure sign)
Returns the instance with the sign of the argument. 
 | 
DerivativeStructure | 
DerivativeStructure.divide(DerivativeStructure a)
Compute this ÷ a. 
 | 
DerivativeStructure | 
DerivativeStructure.hypot(DerivativeStructure y)
Returns the hypotenuse of a triangle with sides  
this and y
 - sqrt(this2 +y2)
 avoiding intermediate overflow or underflow. | 
static DerivativeStructure | 
DerivativeStructure.hypot(DerivativeStructure x,
     DerivativeStructure y)
Returns the hypotenuse of a triangle with sides  
x and y
 - sqrt(x2 +y2)
 avoiding intermediate overflow or underflow. | 
DerivativeStructure | 
DerivativeStructure.linearCombination(DerivativeStructure[] a,
                 DerivativeStructure[] b)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(DerivativeStructure[] a,
                 DerivativeStructure[] b)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(DerivativeStructure a1,
                 DerivativeStructure b1,
                 DerivativeStructure a2,
                 DerivativeStructure b2)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(DerivativeStructure a1,
                 DerivativeStructure b1,
                 DerivativeStructure a2,
                 DerivativeStructure b2,
                 DerivativeStructure a3,
                 DerivativeStructure b3)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(DerivativeStructure a1,
                 DerivativeStructure b1,
                 DerivativeStructure a2,
                 DerivativeStructure b2,
                 DerivativeStructure a3,
                 DerivativeStructure b3,
                 DerivativeStructure a4,
                 DerivativeStructure b4)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(double[] a,
                 DerivativeStructure[] b)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(double a1,
                 DerivativeStructure b1,
                 double a2,
                 DerivativeStructure b2)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(double a1,
                 DerivativeStructure b1,
                 double a2,
                 DerivativeStructure b2,
                 double a3,
                 DerivativeStructure b3)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.linearCombination(double a1,
                 DerivativeStructure b1,
                 double a2,
                 DerivativeStructure b2,
                 double a3,
                 DerivativeStructure b3,
                 double a4,
                 DerivativeStructure b4)
Compute a linear combination. 
 | 
DerivativeStructure | 
DerivativeStructure.multiply(DerivativeStructure a)
Compute this × a. 
 | 
DerivativeStructure | 
DerivativeStructure.pow(DerivativeStructure e)
Power operation. 
 | 
static DerivativeStructure | 
DerivativeStructure.pow(double a,
   DerivativeStructure x)
Compute ax where a is a double and x a  
DerivativeStructure | 
DerivativeStructure | 
DerivativeStructure.remainder(DerivativeStructure a)
IEEE remainder operator. 
 | 
DerivativeStructure | 
DerivativeStructure.subtract(DerivativeStructure a)
Compute this - a. 
 | 
DerivativeStructure | 
UnivariateDifferentiableFunction.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure[] | 
UnivariateDifferentiableVectorFunction.value(DerivativeStructure x)
Compute the value for the function. 
 | 
DerivativeStructure[][] | 
UnivariateDifferentiableMatrixFunction.value(DerivativeStructure x)
Compute the value for the function. 
 | 
DerivativeStructure | 
MultivariateDifferentiableFunction.value(DerivativeStructure[] point)
Compute the value for the function at the given point. 
 | 
DerivativeStructure[] | 
MultivariateDifferentiableVectorFunction.value(DerivativeStructure[] point)
Compute the value for the function at the given point. 
 | 
| Constructor and Description | 
|---|
DerivativeStructure(double a1,
                   DerivativeStructure ds1,
                   double a2,
                   DerivativeStructure ds2)
Deprecated. 
 
as of 1.1, replaced by  
linearCombination(double, DerivativeStructure, double, DerivativeStructure) | 
DerivativeStructure(double a1,
                   DerivativeStructure ds1,
                   double a2,
                   DerivativeStructure ds2,
                   double a3,
                   DerivativeStructure ds3)
Deprecated. 
 
 | 
DerivativeStructure(double a1,
                   DerivativeStructure ds1,
                   double a2,
                   DerivativeStructure ds2,
                   double a3,
                   DerivativeStructure ds3,
                   double a4,
                   DerivativeStructure ds4)
Deprecated. 
 
 | 
| Modifier and Type | Method and Description | 
|---|---|
DerivativeStructure | 
HarmonicOscillator.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Sinh.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Log.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Log1p.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Acosh.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Logit.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Log10.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Tan.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Sinc.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Atanh.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Asinh.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Logistic.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Inverse.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Expm1.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Power.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Exp.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Cos.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Asin.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Tanh.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Identity.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Gaussian.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Minus.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Sin.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Cosh.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Sigmoid.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Acos.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Sqrt.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Cbrt.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Atan.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
Constant.value(DerivativeStructure t)
Simple mathematical function. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
DerivativeStructure[] | 
HermiteInterpolator.value(DerivativeStructure x)
Interpolate value at a specified abscissa. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
DerivativeStructure[] | 
HermiteInterpolator.value(DerivativeStructure x)
Interpolate value at a specified abscissa. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
DerivativeStructure | 
PolynomialSplineFunction.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
PolynomialFunctionNewtonForm.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
PolynomialFunction.value(DerivativeStructure t)
Simple mathematical function. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
DerivativeStructure | 
PolynomialSplineFunction.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
PolynomialFunctionNewtonForm.value(DerivativeStructure t)
Simple mathematical function. 
 | 
DerivativeStructure | 
PolynomialFunction.value(DerivativeStructure t)
Simple mathematical function. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
protected DerivativeStructure | 
AbstractUnivariateDifferentiableSolver.computeObjectiveValueAndDerivative(double point)
Compute the objective function value. 
 | 
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