How to use fsolve

After that I get my target equation which has only 1 Unknown. So something like:
eqn=[x^2];
solution=fsolve(@(x) eqn, startx);
Unfortunatlly that does not work. Thank You very much!

1 个评论

Stephen23
Stephen23 2018-4-12
编辑:Stephen23 2018-4-12
The fsolve help states that the first input must be "specified as a function handle or function name", and all of the examples show fsolve being used with function handles. You should learn about function handles:
Also note that the square brackets are totally superfluous:

回答(1 个)

eqn5 = @(x)x^2+1;
solution = fsolve(eqn5, startx);
Best wishes
Torsten.

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2018-4-13

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