Community Profile # Mark Holmes

Last seen: 2 days ago Active since 2010

Professional Interests: applied math

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Submitted

conserve.m
Energy conserving IVP solver Submitted

fits(f,xd,yd,p0,n,m)
Data fitting given model function f(x,p) Submitted

splineA(xd,yd,x,Ends,Ders)
Nonuniform Cubic Spline Interpolation Submitted

splineB(xd,yd,Ends,Ders)
Coefficients of the Cubics For Nonuniform Cubic Spline Interpolation Submitted

solve(f,a,b)
Solves, if possible, f(x)=0. Submitted

cgm(A,b)
Solves Ax=b using the conjugate gradient method. Submitted

nde.m
solves the nonlinear diffusion equation u_t = Du_xx + f(x,t,u,u_x) Submitted

nbvp.m
A simple solver for a 2nd order nonlinear BVP Submitted

Draws an arrowhead given two points. Submitted

cgmS(C,b)
Solves Ax=b using the conjugate gradient method when A is sparse. Submitted

int(f,a,b)
This program computes the integral of f(x) from x=a to x=b using an adaptive Simpson's rule. Submitted

fspline.m
clamped (or fixed) cubic spline at equally spaced data points Submitted

tridiag.m
tridiagonal matrix equation solver (Thomas algorithm) Submitted

nspline.m
natural cubic spline at equally spaced nodes Submitted

sbvp.m
A simple code to solve nonlinear BVPs with layers  