roots_

Versión 1.0.1 (1,15 KB) por Kenneth Johnson

roots_(c) does not return zero when c(end) is nonzero.

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Actualizado 13 dic 2020

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Matlab's roots function does not satisfy the condition that roots(c) should not return any zero roots when c(end) is nonzero. For example, roots([1,1,1,1e-32]) incorrectly gives a root of exact zero. roots_([1,1,1,1e-32]) gives the correct root of -1e-32.

(Reported as Case Number 04335183 on 30 Jun 2020.)

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Kenneth Johnson (2024). roots_ (https://www.mathworks.com/matlabcentral/fileexchange/84280-roots_), MATLAB Central File Exchange. Recuperado 16 abril, 2024.