Sometimes we want to fit a polynomial to some data, but want to force a perfect match to some known values at one or more points. This function returns such a polynomial.
Are Mjaavatten (2022). polyfix(x,y,n,xfix,yfix,xder,dydx) (https://www.mathworks.com/matlabcentral/fileexchange/54207-polyfix-x-y-n-xfix-yfix-xder-dydx), MATLAB Central File Exchange. Retrieved .
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