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updated 14 hours ago

Chebfun by Chebfun Team

Chebfun Team

Chebfun is an open-source package for numerical computation with functions to 15-digit accuracy (approximation, interpolation, quadrature)

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updated 9 days ago

Simulink Model for BPSK to find BER vs EbNo curve under AWGN channel using Discrete-Time Integrator. by Gaurav Sharma

Gaurav Sharma

Simulink model to find Bit error rate (BER) curve of BPSK Modulation scheme in AWGN channel. (simulink, modeling, communications)

Bpsk_Integrate_dumb.m

Intdmb.mdl

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updated 28 days ago

Numerical Integration Toolbox by George Papazafeiropoulos

George Papazafeiropoulos

Contains several numerical integration rules to evaluate the integral of a function (abscissa, adaptive, chebyshev)

Adaptive Numerical Quadrature Theory

Integration Point Calculation Theory

Quadrature Rule Theory

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updated 2 months ago

Guaranteed Automatic Integration Library by GAIL

GAIL

A suite of algorithms for integration problems whose answers are guaranteed to be correct. (monte carlo simulatio..., sobol, integration)

Functions

GAIL

cubLattice_g

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updated 3 months ago

Numerical Integraton Tool with GUI by Amir John Scheid

Amir John Scheid

Contains following methods: Simpsons, Simpsons 3/8, Monte Carlo, Trapezoidal. (monte carlo, integration, simpsons)

integration(varargin)

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updated 3 months ago

Multinomial Expansion by Isaac

Isaac

Evaluate multinomial expansion and coefficients (multinomial, mathematics, statistics)

multinomial_expand(pow,ndim)

multinomial_powers_recursive(pow,ndim)

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updated 3 months ago

quadgl by Zoltán Csáti

Zoltán Csáti

Vectorized Gauss-Legendre quadrature (integration)

quadgl.m

quadgl_nonvec.m

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updated 4 months ago

calc_meshdata by Immanuel Anjam

Immanuel Anjam

Calculates the affine transformations for integration in 2D/3D via the unit triangle/tetrahedron. (integration, 2d, unit reference triang...)

[X,W]=inttri(p)

[x,y]=geom(bs,s)

amsv (ama,svx)

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updated 4 months ago

integralN.m by Mike Hosea

Mike Hosea

Compute Multiple Integrals of Orders 4, 5, and 6 (integration, quadruple integral, quadrature)

integralN(f,varargin)

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updated 5 months ago

int_green3d by Fabio Freschi

Fabio Freschi

Analytical integration of the Green's function in 3d over plane surfaces (quadrature, triangle, boundary element)

eulerangle(P0,Pz,Px)

int_green3d_poly(Pglo,V)

int_green3d_tri(Pglo,V)

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updated 6 months ago

TEXPRESS Toolbox v1.0 by James Dillon

James Dillon

GDGT LC/MS Processing (lcms, mass spectroscopy, geochemistry)

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updated 7 months ago

RKN1210 - A 12th/10th order Runge-Kutta-Nyström integrator by Rody Oldenhuis

Rody Oldenhuis

Integrator for second-order ODE's with very stringent error tolerances. (integration, ode, rungekuttanystrom)

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updated 11 months ago

Fractional differentiation and integration by George Papazafeiropoulos

George Papazafeiropoulos

The n-th order derivative or integral of a function is calculated through Fourier series expansion. (gauss, legendre, fractional)

Cubic polynomial differintegral

Identity function differintegral

Tabular function differintegral

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updated 11 months ago

Anti-Windup PID Example by Yogananda Jeppu

Yogananda Jeppu

The concept of anti-windup integration and its importance is brought out in this example.. (integration, control design)

PID_example

PID_example_incorrect

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updated 12 months ago

Tustin, Backward or Forward by Yogananda Jeppu

Yogananda Jeppu

What is the difference between the different Integration methods? (integration)

integ.slx

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updated 12 months ago

1D Finite Element Method (FEM) Example by Cheuk

Cheuk

A 1D finite element method (FEM) example is provided to teach the basics of using FEM to solve PDEs. (finite, element, method)

a_def(node)

act_quad(dof_pos, ref_quad_pos, num_edges)

compute_RHS_global(RHS_local, loc_glob, num_edges)

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updated 1 year ago

NumSim toolbox by Mathieu Gendron

Mathieu Gendron

Multiphysic boundary value problems, interpolation, meshless, points generation, simulation (multiphysics, boundary value proble..., interpolation)

Acoustic field simulation

Analyse_geometry_definition

Blender use

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updated 1 year ago

Biot-Savart direct integration on a generic curve by Alessandro Masullo

Alessandro Masullo

Biot-Savart integration on a generic curve, by numerical integration. (biotsavart, biot, savart)

biot_savart.m

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updated 1 year ago

4-variable function - NUMERICAL INTEGRATION by Sree Prasanna Rajagopal

4-variable integration value (integration, numerical, computation)

intbymat4(f,xmin,xmax,ymin,ymax,smin,smax,hmin,hmax,xcuts...

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updated 1 year ago

FUNCTION PLOTTER IN ONE VARIABLE by RAHUL RANJAN

RAHUL RANJAN

differential, integral, and plot of default or user defined mathematical function (calculus, differentiation, integration)

FUN_PLOTTER(varargin)

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updated 1 year ago

inuctancies for wire loops by Maxim Vedenyov

Maxim Vedenyov

calculates self inductance and mutual inductance (inductance, mutual inductance, wire)

L=inductance_neuman(x1,y1,z1,x2,y2,z2)

L=self_inductance(x,y,r)

[xr yr]=squares_in_polygon(x,y,ss)

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updated 1 year ago

Integration Demo by Teja Muppirala

Teja Muppirala

A demo to visualize the integral of an arbitrary user-entered function. 任意の関数の積分計算を可視化表示するデモです (teaching, integration, trapezoid)

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updated almost 2 years ago

N-Dimensional Trapezoidal integral by Mohammed Sadeq Al-Rawi

See title. (communications, biotech, image processing)

trapezoidal_rule_nd_integral(x, mat, N)

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updated almost 2 years ago

Bias removal- and integration tool for continuous wave EPR data by Jan

Jan

This function will remove any bias and integrate a CW EPR sweep curve, together with a plot. (electron paramagnetic..., epr, integration)

[Y,A]=SubtractIntegrate(x,y,interpolation_points,varargin)

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updated 2 years ago

Inverse (integrated) gradient by John D'Errico

John D'Errico

Vectorized & fully sparse 1-d, 2-d, & 3-d integrated gradients (integration, cumulative, gradient)

consolidator(x,y,aggregation_mode,tol)

intgrad1(fx,dx,f1,method)

intgrad2(fx,fy,dx,dy,f11)

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updated 2 years ago

inttet by Immanuel Anjam

Immanuel Anjam

3D integration quadrature for unit tetrahedron (3d, integration, quadrature)

inttet(p)

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updated almost 3 years ago

Simpson's 1/3 and 3/8 rules by Jered Wells

Jered Wells

SIMPSON: Simpson's rule for quadratic and cubic numerical integration (simpson, numerical, integration)

simpson(x,y,dim,rule)

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updated 3 years ago

PWLINT: Piecewise Linear Integration by Andrew Davis

Andrew Davis

Return positive and negative areas, assuming a piecewise linear function (signal processing, mathematics, numerical)

pwlint(x,y)

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updated 3 years ago

QUADGR by Jonas Lundgren

Jonas Lundgren

Gauss-Legendre quadrature with Richardson extrapolation. (quadrature, integral, approximation)

quadgr(fun,a,b,tol,trace,varargin)

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updated almost 4 years ago

Simpson's Rule Integration by Juan Camilo Medina

Juan Camilo Medina

Computes an integral "I" via Simpson's rule in the interval [a,b] with n+1 equally spaced points (integration, mathematics, simpsons rule)

simpsons(f,a,b,n)

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updated 4 years ago

PolySpace For Editors by Alex Debarros

Alex Debarros

A tool to integrate PolySpace into your favorite editor (polyspace, integration, ultraedit)

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updated almost 5 years ago

getLebedevSphere by Robert Parrish

Robert Parrish

Produces Lebedev Grids of up to the 131st order for integration on the unit sphere. (integration, quadrature, lebedev)

getLebedevSphere(degree)

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updated 5 years ago

Area Under A Curve by Vaishali Shrivastava

Vaishali Shrivastava

Visualization of the area under a curve (integration, educational, teaching)

Area_Under_A_Curve(varargin)

InitGUI(handles)

RefreshGUI(handles)

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updated 5 years ago

doubleintegral by Karl Skretting

Karl Skretting

Numerical integration of f(x,y) with flexible arguments for giving domain and method. (mathematics, integration)

doubleintegral(fun, domain, param, verbose, makefigure)

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updated 5 years ago

Elliptic Integrals and Jacobi's Zeta Function of Complex Argument. by Moiseev Igor

Moiseev Igor

Evaluates the elliptic integrals of complex phase. (integration, jacobi zeta, elliptic integrals)

elliptic12i(u,m,tol)

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updated almost 6 years ago

3D Simpson's Integrator by Whayne Padden

Whayne Padden

Fully vectorised 3D integrator based on the Simpson's method (mathematics, 3d, integration)

simp3D.m

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updated almost 6 years ago

2D Simpson's Integrator by Whayne Padden

Whayne Padden

Fully vectorised 2D integrator based on the Simpson's method (mathematics, integration, simpsons method)

simp2D.m

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updated 6 years ago

Iterative Adaptive Simpson and Lobatto Quadrature by Matthias Chung

Matthias Chung

Iterative Adaptive Simpson and Lobatto Quadrature (integration, quadrature, simpson)

adaptiveLobatto(fcn, a, b, varargin)

adaptiveSimpson(fcn, a, b, varargin)

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updated 6 years ago

rombquad by Matt Fig

Matt Fig

Performs Romberg quadrature. (integration, romberg quadrature, numerical)

rombquad(f,a,b,m)

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updated 6 years ago

gaussquad by Matt Fig

Matt Fig

Adaptive form of gaussleg.m. (integration, gauss, gaussian)

gaussquad(f,a,b,tol)

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updated 6 years ago

Integrate (wrapper for dealing with infinite bounds) by AS

AS

A wrapper for quad to deal with inf bounds. (integration, integrate, improper integral)

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updated 6 years ago

GaussHermite by Stephen Bocquet

Stephen Bocquet

Gauss-Hermite quadrature using tabulated abscissas and weights (integration, gaussian hermite quad..., mathematics)

GaussHermite(func, npt, varargin)

TestGaussHermite(k,b)

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updated 6 years ago

Stationary phase approximation for performing Fourier Transforms by Adam Wyatt

Adam Wyatt

Performs a Fourier Transform of a function using the stationary phase approximation (integration, stationary phase appr..., fourier transform)

my_SPA(Aw, phiw, w, t, NP, phiw1, phiw2)

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updated 6 years ago

Pendulum on Circular Track by Dmitry Savransky

Dmitry Savransky

Integrate the equations of motion for a pendulum travelling on a circular track and animate the resu (differential equation..., pendulum, integration)

circpendulum(t0,y0,w,r,l);

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updated almost 7 years ago

Cumulative Cubic Integration by Roger Stafford

Roger Stafford

Similar to cumtrapz but third order accuracy. Unequal x spacing allowed. (integration, integration cumulativ..., third order)

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updated almost 7 years ago

Sparse grid quadrature by Greg von Winckel

Greg von Winckel

Computes the nodes and weights for a sparse grid on a hyperrectangle (integration, sparse, quadrature)

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updated almost 7 years ago

quadvgk by Adam Wyatt

Adam Wyatt

G7-K15 adaptive quadrature on vector-valued functions (integration, apative, quadrature)

quadvgk(fv, Subs, NF)

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updated 7 years ago

Dassl Mex file compilation to Matlab 5.3 and 6.5! by Giovani Tonel

Giovani Tonel

I have compiled a Dassl solver version (MATLAB MEX INTERFACE), in order to use with Matlab (version (integration, dassl, dae)

dxdt(t, x, rpar)

dydt(t, y, yp, rpar)

run_Dassl_test_problem.m

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updated 7 years ago

Generate a Faure sequence by Dimitri Shvorob

Dimitri Shvorob

(perhaps while learning QMC) (integration, faure monte carlo, qmc)

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updated 7 years ago

Generate a Van der Corput sequence by Dimitri Shvorob

Dimitri Shvorob

(perhaps while learning QMC) (integration, corput, monte carlo)

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