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pracma (version 0.6-3)

Practical Numerical Math Functions

Description

This package provides R implementations of more advanced math functions from Matlab and Octave (and the Euler Math Toolbox) with a special view on optimization and time series routines.

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Version

Install

install.packages('pracma')

Monthly Downloads

87,555

Version

0.6-3

License

GPL (>= 3)

Maintainer

HwB

Last Published

June 29th, 2011

Functions in pracma (0.6-3)

GCD and LCM Integer Functions

Chebyshev Approximation

Fitting a Circle

Laguerre's Method

Remove Linear Trends

Log-linearly Spaced Sequences

Eigenvalue Function (Matlab Style)

Matlab Test Functions

Find function (Matlab Style)

Evaluating a Polynomial

Kernel or Nullspace

Kronecker product (Matlab Style)

Arithmetic-geometric Mean

Basic Complex Functions

Chebyshev Polynomials

Binomial Coefficients

Continuous Fractions (Matlab Style)

Beep function (Matlab style)

Difference Matrix

Gauss-Legendre Quadrature Formula

2-D Barycentric Lagrange Interpolation

2-d Gaussian Quadrature

Define Polynomial by Roots

isempty Property

Find Interval Indices

Laplacian Operator

Richardson's Numerical Derivative

Infinite Integrals

Vector Cross Product

Matrix flipping

Rootfinding through Newton-Raphson or Secant.

Chebyshev Polynomials

Generate Combinations

Pascal Triangle

Practical Numerical Math Routines

Inverse Fast Fourier Transformation

Matrix Exponential

Brent-Dekker Root Finding Method

Logical AND, OR (Matlab Style)

Evaluate ODE Solution

Pseudoinverse or Generalized Inverse

Polynomial Powers

Clear function (Matlab style)

Numerical Gradient

Multiplying Polynomials

Matrix Condition

Complex Gamma Function

Divisor Functions

Pade Approximation

Integer Functions (Matlab Style)

Complex Step Derivation

Polynomial Convolution

Barycentric Lagrange Interpolation

Minimum Finding

Golden Ratio Search

Hadamard Matrix

n-dimensional Vector Cross Product

Standard Deviation (Matlab Style)

Double Simpson Integration

String of Blank Carakters

Vector Field Plotting

Numerical Differentiation

Justify character vector

Minimum Finding

Lambert's W Function

Newton's Root Finding Method for Polynomials.

Discrete Gradient (Matlab Style)

Event Detection in ODE solution

Continous Fractions

Area of a Polygon

Replicate Matrix

Polynomial Approximation

Wilkinson Matrix

Random Combination

Double Integration

Fresnel Integrals

Fresnel Integrals

Gauss-Laguerre Quadrature Formula

Polynomial Transformation

Random Permutation

Solve System of Nonlinear Equations

Gauss-Hermite Quadrature Formula

Hypothenuse Function

Rootfinding through Bisection

Sorting Routines

Number of Dimensions

Moebius Function

One-dimensional Interpolation

Lebesgue Constant

Match regular expression

Angle between two subspaces

Savitzky-Golay Smoothing

clenshaw_curtis

Clenshaw-Curtis Quadrature Formula

Find overlapping regular expression matches.

Remove leading and trailing white space.

Mode function (Matlab style)

Two-dimensional Data Interpolation

Matrix diagonal

Modular Inverse

Dirichlet Eta Function

Romberg Integration

Estimated Matrix Norm

Newton Method for Nonlinear Systems

Generate a Mesh Grid

Taylor Series Approximation

Matrix Inverse (Matlab Style)

Classical Runge-Kutta

Adaptive Gauss-Kronrod Quadrature

Riemann Zeta Function

Some Basic Matrices

Rational Function Approximation

Create Random Matrices

Next Power of 2

Trigonometric Approximation

Block Diagonal Matrix

Segment Intersection

Number of Elements

Find Substrings

Integer Division

Eulers's Phi Function

Gauss-Kronrod Quadrature

Extended Euclidean Algorithm

isprime Property

Muller's Method

Factorial Function

Toeplitz Matrix

Number of Prime Factors

Adaptive Simpson Quadrature

Adaptive Simpson Quadrature

Fibonacci Search

Companion Matrix

Easy Function Plot

Linearly Spaced Sequences

Matrix Rotation

Matlab backslash operator

String Comparison

Power Function modulo m

Derivative of Polynomial

Quiver or Velocity Plot

Find and replace substring

Gaussian Quadrature with Richardson Extrapolation

Generate Permutations

Accuracy Measures

Distance Matrix

Hermitean Interpolation Polynomials

Adding Polynomials

Trigonometric Polynomial

Anti-derivative of Polynomial

Rational Interpolation

Jacobian Matrix

Trapezoidal Integration

Fitting by Polynomial

Piecewise Linear Function

Segment Distance

String Concatenation

Polynomial Roots

Print Polynomial

Adaptive Lobatto Quadrature

Vandermonde matrix

Replace string using regular expression