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Re: Solving Transcendental Equations ~ sin(x)/x
Posted:
Oct 11, 2012 8:40 AM


On 10/11/2012 12:33 AM, ehahn wrote: >>> syms y; >>> p=0; >>> k = 2*pi;.01:2*pi; >>> s='P*sin(y*a)/(y*a)+cos(y*a)=cos(x*a)'; >>> solve(s) > Warning: Explicit solution could not be found. >> In solve at 169 > > ans = > > [ empty sym ] > > Hi all, I am trying to solve this transcendental eqn for a class project. I only know Matlab basics and I am having trouble figuring out what is not working. > > Ideally I would solve this for p = [0 3*pi/2 3*pi/10 1000] and then plot(x,y) > > Thanks for any help > Eric > > http://compgroups.net/comp.softsys.matlab/ > > In my opinion, you should be looking for numerical solutions, not symbolic ones. Take a look at the documentation for fzero. http://www.mathworks.com/help/matlab/math/rootsofscalarfunctions.html
Alan Weiss MATLAB mathematical toolbox documentation



