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pracma (version 0.5-3)

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

0.5-3

License

GPL (>= 3)

Maintainer

HwB

Last Published

June 8th, 2011

Functions in pracma (0.5-3)

Chebyshev Approximation

Fibonacci Search

Polynomial Convolution

Difference Matrix

Vector Cross Product

Fitting a Circle

Eigenvalue Function (Matlab Style)

Discrete Gradient (Matlab Style)

Some Basic Matrices

Hypothenuse Function

Basic Complex Functions

Arithmetic-geometric Mean

Integer Functions (Matlab Style)

Barycentric Lagrange Interpolation

Logical AND, OR (Matlab Style)

Block Diagonal Matrix

One-dimensional Interpolation

Matlab Test Functions

Lambert's W Function

Laplacian Operator

Evaluate ODE Solution

Estimated Matrix Norm

Chebyshev Polynomials

Minimum Finding

Distance Matrix

Complex Step Derivation

Pseudoinverse or Generalized Inverse

Continous Fractions

Kronecker product (Matlab Style)

Eulers's Phi Function

Event Detection in ODE solution

Solve System of Nonlinear Equations

GCD and LCM Integer Functions

Matrix Condition

Minimum Finding

Rootfinding through Newton-Raphson or Secant.

Vandermonde matrix

Numerical Differentiation

Segment Intersection

Clear function (Matlab style)

isempty Property

Number of Prime Factors

Create Random Matrices

Next Power of 2

Adaptive Simpson Quadrature

String of Blank Carakters

Hadamard Matrix

Sorting Routines

Quiver or Velocity Plot

Lebesgue Constant

n-dimensional Vector Cross Product

Inverse Fast Fourier Transformation

Rootfinding through Bisection

Easy Function Plot

Matrix flipping

Find function (Matlab Style)

2-D Barycentric Lagrange Interpolation

Dirichlet Eta Function

Extended Euclidean Algorithm

Complex Gamma Function

Anti-derivative of Polynomial

Hermitean Interpolation Polynomials

Trigonometric Polynomial

Kernel or Nullspace

Mode function (Matlab style)

Beep function (Matlab style)

Polynomial Roots

Derivative of Polynomial

Evaluating a Polynomial

Random Combination

Companion Matrix

Factorial Function

Romberg Integration

Multiplying Polynomials

Divisor Functions

Define Polynomial by Roots

Two-dimensional Data Interpolation

Number of Elements

Continuous Fractions (Matlab Style)

Golden Ratio Search

Integer Division

Justify character vector

Piecewise Linear Function

Generate Combinations

Match regular expression

Find Interval Indices

isprime Property

Moebius Function

Practical Numerical Math Routines

Polynomial Approximation

Power Function modulo m

Number of Dimensions

Remove Linear Trends

Matrix Inverse (Matlab Style)

Brent-Dekker Root Finding Method

Laguerre's Method

Fitting by Polynomial

Trapezoidal Integration

Linearly Spaced Sequences

Riemann Zeta Function

Generate Permutations

Find overlapping regular expression matches.

Jacobian Matrix

Accuracy Measures

Matlab backslash operator

Savitzky-Golay Smoothing

Newton Method for Nonlinear Systems

Pascal Triangle

Find Substrings

Replicate Matrix

Find and replace substring

Gaussian Quadrature

Newton's Root Finding Method for Polynomials.

Matrix Rotation

Vector Field Plotting

Modular Inverse

Binomial Coefficients

String Concatenation

Polynomial Powers

Generate a Mesh Grid

Angle between two subspaces

Numerical Gradient

Taylor Series Approximation

Standard Deviation (Matlab Style)

Remove leading and trailing white space.

Polynomial Transformation

Segment Distance

Classical Runge-Kutta

Print Polynomial

Chebyshev Polynomials

Toeplitz Matrix

String Comparison

Log-linearly Spaced Sequences

Wilkinson Matrix

Matrix diagonal

Richardson's Numerical Derivative

Adding Polynomials

Area of a Polygon

Replace string using regular expression

Trigonometric Approximation

Random Permutation