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Packages that use Complex | |
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org.apache.commons.math.analysis | Implementations of common numerical analysis procedures, including root finding and function interpolation. |
org.apache.commons.math.complex | Complex number type and implementations of complex transcendental functions. |
org.apache.commons.math.transform | Implementations of transform methods, including Fast Fourier transforms. |
Uses of Complex in org.apache.commons.math.analysis |
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Methods in org.apache.commons.math.analysis that return Complex | |
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Complex |
LaguerreSolver.solve(Complex[] coefficients,
Complex initial)
Find a complex root for the polynomial with the given coefficients, starting from the given initial value. |
Complex[] |
LaguerreSolver.solveAll(Complex[] coefficients,
Complex initial)
Find all complex roots for the polynomial with the given coefficients, starting from the given initial value. |
Complex[] |
LaguerreSolver.solveAll(double[] coefficients,
double initial)
Find all complex roots for the polynomial with the given coefficients, starting from the given initial value. |
Methods in org.apache.commons.math.analysis with parameters of type Complex | |
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protected boolean |
LaguerreSolver.isRootOK(double min,
double max,
Complex z)
Returns true iff the given complex root is actually a real zero in the given interval, within the solver tolerance level. |
Complex |
LaguerreSolver.solve(Complex[] coefficients,
Complex initial)
Find a complex root for the polynomial with the given coefficients, starting from the given initial value. |
Complex |
LaguerreSolver.solve(Complex[] coefficients,
Complex initial)
Find a complex root for the polynomial with the given coefficients, starting from the given initial value. |
Complex[] |
LaguerreSolver.solveAll(Complex[] coefficients,
Complex initial)
Find all complex roots for the polynomial with the given coefficients, starting from the given initial value. |
Complex[] |
LaguerreSolver.solveAll(Complex[] coefficients,
Complex initial)
Find all complex roots for the polynomial with the given coefficients, starting from the given initial value. |
Uses of Complex in org.apache.commons.math.complex |
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Fields in org.apache.commons.math.complex declared as Complex | |
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static Complex |
Complex.I
The square root of -1. |
static Complex |
Complex.INF
A complex number representing "+INF + INFi" |
static Complex |
Complex.NaN
A complex number representing "NaN + NaNi" |
static Complex |
Complex.ONE
A complex number representing "1.0 + 0.0i" |
static Complex |
Complex.ZERO
A complex number representing "0.0 + 0.0i" |
Methods in org.apache.commons.math.complex that return Complex | |
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Complex |
Complex.acos()
Compute the inverse cosine of this complex number. |
static Complex |
ComplexUtils.acos(Complex z)
Deprecated. use Complex.acos() |
Complex |
Complex.add(Complex rhs)
Return the sum of this complex number and the given complex number. |
Complex |
Complex.asin()
Compute the inverse sine of this complex number. |
static Complex |
ComplexUtils.asin(Complex z)
Deprecated. use Complex.asin() |
Complex |
Complex.atan()
Compute the inverse tangent of this complex number. |
static Complex |
ComplexUtils.atan(Complex z)
Deprecated. use Complex.atan() |
Complex |
Complex.conjugate()
Return the conjugate of this complex number. |
Complex |
Complex.cos()
Compute the cosine of this complex number. |
static Complex |
ComplexUtils.cos(Complex z)
Deprecated. use Complex.cos() |
Complex |
Complex.cosh()
Compute the hyperbolic cosine of this complex number. |
static Complex |
ComplexUtils.cosh(Complex z)
Deprecated. use Complex.cosh() |
protected Complex |
Complex.createComplex(double real,
double imaginary)
Create a complex number given the real and imaginary parts. |
Complex |
Complex.divide(Complex rhs)
Return the quotient of this complex number and the given complex number. |
Complex |
Complex.exp()
Compute the exponential function of this complex number. |
static Complex |
ComplexUtils.exp(Complex z)
Deprecated. use Complex.exp() |
Complex |
Complex.log()
Compute the natural logarithm of this complex number. |
static Complex |
ComplexUtils.log(Complex z)
Deprecated. use Complex.log() |
Complex |
Complex.multiply(Complex rhs)
Return the product of this complex number and the given complex number. |
Complex |
Complex.negate()
Return the additive inverse of this complex number. |
Complex |
ComplexFormat.parse(java.lang.String source)
Parses a string to produce a Complex object. |
Complex |
ComplexFormat.parse(java.lang.String source,
java.text.ParsePosition pos)
Parses a string to produce a Complex object. |
static Complex |
ComplexUtils.polar2Complex(double r,
double theta)
Creates a complex number from the given polar representation. |
Complex |
Complex.pow(Complex x)
Returns of value of this complex number raised to the power of x . |
static Complex |
ComplexUtils.pow(Complex y,
Complex x)
Deprecated. use Complex.pow(x) |
Complex |
Complex.sin()
Compute the sine of this complex number. |
static Complex |
ComplexUtils.sin(Complex z)
Deprecated. use Complex.sin() |
Complex |
Complex.sinh()
Compute the hyperbolic sine of this complex number. |
static Complex |
ComplexUtils.sinh(Complex z)
Deprecated. use Complex.sinh() |
Complex |
Complex.sqrt()
Compute the square root of this complex number. |
static Complex |
ComplexUtils.sqrt(Complex z)
Deprecated. use Complex.sqrt() |
Complex |
Complex.sqrt1z()
Compute the square root of 1 - this 2 for this complex
number. |
static Complex |
ComplexUtils.sqrt1z(Complex z)
Deprecated. use Complex.sqrt1z() |
Complex |
Complex.subtract(Complex rhs)
Return the difference between this complex number and the given complex number. |
Complex |
Complex.tan()
Compute the tangent of this complex number. |
static Complex |
ComplexUtils.tan(Complex z)
Deprecated. use Complex.tan() |
Complex |
Complex.tanh()
Compute the hyperbolic tangent of this complex number. |
static Complex |
ComplexUtils.tanh(Complex z)
Deprecated. use Complex.tanh() |
Methods in org.apache.commons.math.complex with parameters of type Complex | |
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static Complex |
ComplexUtils.acos(Complex z)
Deprecated. use Complex.acos() |
Complex |
Complex.add(Complex rhs)
Return the sum of this complex number and the given complex number. |
static Complex |
ComplexUtils.asin(Complex z)
Deprecated. use Complex.asin() |
static Complex |
ComplexUtils.atan(Complex z)
Deprecated. use Complex.atan() |
static Complex |
ComplexUtils.cos(Complex z)
Deprecated. use Complex.cos() |
static Complex |
ComplexUtils.cosh(Complex z)
Deprecated. use Complex.cosh() |
Complex |
Complex.divide(Complex rhs)
Return the quotient of this complex number and the given complex number. |
static Complex |
ComplexUtils.exp(Complex z)
Deprecated. use Complex.exp() |
java.lang.StringBuffer |
ComplexFormat.format(Complex complex,
java.lang.StringBuffer toAppendTo,
java.text.FieldPosition pos)
Formats a Complex object to produce a string. |
static java.lang.String |
ComplexFormat.formatComplex(Complex c)
This static method calls formatComplex() on a default instance of ComplexFormat. |
static Complex |
ComplexUtils.log(Complex z)
Deprecated. use Complex.log() |
Complex |
Complex.multiply(Complex rhs)
Return the product of this complex number and the given complex number. |
Complex |
Complex.pow(Complex x)
Returns of value of this complex number raised to the power of x . |
static Complex |
ComplexUtils.pow(Complex y,
Complex x)
Deprecated. use Complex.pow(x) |
static Complex |
ComplexUtils.sin(Complex z)
Deprecated. use Complex.sin() |
static Complex |
ComplexUtils.sinh(Complex z)
Deprecated. use Complex.sinh() |
static Complex |
ComplexUtils.sqrt(Complex z)
Deprecated. use Complex.sqrt() |
static Complex |
ComplexUtils.sqrt1z(Complex z)
Deprecated. use Complex.sqrt1z() |
Complex |
Complex.subtract(Complex rhs)
Return the difference between this complex number and the given complex number. |
static Complex |
ComplexUtils.tan(Complex z)
Deprecated. use Complex.tan() |
static Complex |
ComplexUtils.tanh(Complex z)
Deprecated. use Complex.tanh() |
Uses of Complex in org.apache.commons.math.transform |
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Fields in org.apache.commons.math.transform declared as Complex | |
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private Complex[] |
FastFourierTransformer.omega
array of the roots of unity |
Methods in org.apache.commons.math.transform that return Complex | |
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protected Complex[] |
FastFourierTransformer.fft(Complex[] data)
Perform the base-4 Cooley-Tukey FFT algorithm (including inverse). |
protected Complex[] |
FastFourierTransformer.fft(double[] f,
boolean isInverse)
Perform the base-4 Cooley-Tukey FFT algorithm (including inverse). |
Complex[] |
FastFourierTransformer.inversetransform(Complex[] f)
Inversely transform the given complex data set. |
Complex[] |
FastFourierTransformer.inversetransform(double[] f)
Inversely transform the given real data set. |
Complex[] |
FastFourierTransformer.inversetransform(UnivariateRealFunction f,
double min,
double max,
int n)
Inversely transform the given real function, sampled on the given interval. |
Complex[] |
FastFourierTransformer.inversetransform2(Complex[] f)
Inversely transform the given complex data set. |
Complex[] |
FastFourierTransformer.inversetransform2(double[] f)
Inversely transform the given real data set. |
Complex[] |
FastFourierTransformer.inversetransform2(UnivariateRealFunction f,
double min,
double max,
int n)
Inversely transform the given real function, sampled on the given interval. |
static Complex[] |
FastFourierTransformer.scaleArray(Complex[] f,
double d)
Multiply every component in the given complex array by the given real number. |
Complex[] |
FastFourierTransformer.transform(Complex[] f)
Transform the given complex data set. |
Complex[] |
FastFourierTransformer.transform(double[] f)
Transform the given real data set. |
Complex[] |
FastFourierTransformer.transform(UnivariateRealFunction f,
double min,
double max,
int n)
Transform the given real function, sampled on the given interval. |
Complex[] |
FastFourierTransformer.transform2(Complex[] f)
Transform the given complex data set. |
Complex[] |
FastFourierTransformer.transform2(double[] f)
Transform the given real data set. |
Complex[] |
FastFourierTransformer.transform2(UnivariateRealFunction f,
double min,
double max,
int n)
Transform the given real function, sampled on the given interval. |
Methods in org.apache.commons.math.transform with parameters of type Complex | |
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protected Complex[] |
FastFourierTransformer.fft(Complex[] data)
Perform the base-4 Cooley-Tukey FFT algorithm (including inverse). |
Complex[] |
FastFourierTransformer.inversetransform(Complex[] f)
Inversely transform the given complex data set. |
Complex[] |
FastFourierTransformer.inversetransform2(Complex[] f)
Inversely transform the given complex data set. |
static Complex[] |
FastFourierTransformer.scaleArray(Complex[] f,
double d)
Multiply every component in the given complex array by the given real number. |
Complex[] |
FastFourierTransformer.transform(Complex[] f)
Transform the given complex data set. |
Complex[] |
FastFourierTransformer.transform2(Complex[] f)
Transform the given complex data set. |
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