Forcing fsolve to be positive
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ire = fsolve(@(re) Pgls(P,BV0,FROE,B,re),re0);
is their a way to force fsolve to return a positive ire?
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Torsten
2016-6-23
Insert re^2 instead of re in your equation. When fsolve has finished, take the square root of the value returned.
Best wishes
Torsten.
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