I recommend the book Curves and Surfaces for CAGD by Gerald Farin (RIP). I have the 4th edition, which I have seen some people recommend in preference to the 5t

I recommend the book Curves and Surfaces for CAGD by Gerald Farin (RIP). I have the 4th edition, which I have seen some people recommend in preference to the 5th, but I have never looked at the 5th edition.