Why does the cscvn function of matlab have 4*2*(n-1) coefficients?
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David Goodmanson on 9 Nov 2021
Edited: David Goodmanson on 9 Nov 2021
factor of (n-1) because n points --> (n-1) intervals, and the polynomials are defined on the intervals
factor of 4 because each polynomial is a cubic and has four coefficients
factor of 2 because each of x and y are defined separately and implicitly by a parameter that is related to arc length