my_bisection

my_bisection - if fx1*fn< 0 x2 = xn else x1 = xn end fx1...

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function [root,rhist,niter,error] = my_bisection(fh,x1,x2,tol,tol_type,. .. max_iter) switch tol_type s case 'a' termination = @(xo,xn) abs(xn-xo) <= tol case 'r' termination = @(xo,xn) abs(xn-xo)/abs(xn) <= tol case 'f' termination = @(xo,xn) abs(feval(fh,xo)) <= tol end e fx1 = feval(fh,x1); fx2 = feval(fh,x2); rhist = []; xn = (x1+x2)/2; fn = feval(fh,xn); f for k = 1:max_iter

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Unformatted text preview: if fx1*fn < 0 x2 = xn; else x1 = xn; end fx1 = feval(fh,x1); fx2 = feval(fh,x2); xo = xn; xn = (x1+x2)/2; rhist = [rhist xn]; niter = length(rhist); if termination(xo,xn) == 1 break; end end e switch tol_type case 'a' error = abs(xn-xo); case 'r' error = abs(xn-xo)/abs(xn); case 'f' error = abs(feval(fh,xo)); end e root = xn;...
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This note was uploaded on 02/18/2010 for the course ENGINEERIN 7 taught by Professor Patzek during the Spring '08 term at Berkeley.

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my_bisection - if fx1*fn< 0 x2 = xn else x1 = xn end fx1...

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