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updated 1 day ago

HPF - a big decimal class by John D'Errico

John D'Errico

High precision floating point arithmetic, a new class written in MATLAB (hpf, multiple precision, big decimal)

Demo script for my High Precision Floating point decimal

DefaultDecimalBase(DBaseNew)

DefaultNumberOfDigits(NDig,varargin)

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updated 2 days ago

Variable Precision Integer Arithmetic by John D'Errico

John D'Errico

Arithmetic with integers of fully arbitrary size. Arrays and vectors of vpi numbers are supported. (finite field, integer, biginteger)

base2vpi(B,base)

bin2vpi(B)

binomfactors(n,k)

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updated 2 days ago

Triangular Taylor Hood finite elements by Sebastian Ullmann

Sebastian Ullmann

Solve unsteady incompressible flows and related problems. (finite element method, navierstokes, pde)

conditionsAtEdges(points,triangles,edges,column,equations)

Natural convection in a tall cavity

Poisson equation in a square

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updated 1 month ago

Symbolic Polynomial Manipulation by John D'Errico

John D'Errico

Symbolic polynomial manipulation as an exercise in OOP (symbolic, polynomial, arithmetic)

Sympoly_demos

adjoint(A)

consolidator(x,y,aggregation_mode,tol)

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updated 4 months ago

Triangle/Ray Intersection by Jaroslaw Tuszynski

Jaroslaw Tuszynski

Fast vectorized triangle/ray intersection algorithm (computer graphics, intersection, ray)

TriangleRayIntersection

Tutorial and tests of TriangleRayIntersection function

PointInsideVolume(point, faces, vertices)

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updated 2 years ago

Numerical Inverse Laplace Transform by Tucker McClure

Tucker McClure

Numerical approximation of the inverse Laplace transform for use with any function defined in "s". (inverse laplace trans..., laplace, talbot)

euler_inversion(f_s, t, M)

euler_inversion_sym(f_s, t, M, P)

talbot_inversion(f_s, t, M)

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updated almost 4 years ago

pmap - Parameter Space Stability Mapping Suite by Michael Knap

Michael Knap

Finds the Hurwitz stability region in a parameter space of a continuous time system. (control design, mathematics, data exploration)

Stable=pmap_calc(varargin)

pmap(varargin)

pmap_generate(spoly, varargin)

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updated 9 years ago

z-transform of 1D & 2D Savitzky-Golay Smoothing and Differentiation Filter by Abdulwahab Abokhodair

Abdulwahab Abokhodair

z-transform of 1D & 2D Savitzky-Golay Smoothing and Differentiation Filter (filtering, filter analysis, filter design)

ztdemo

ztrans1d(h);

ztrans2d(h);

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