Is there a (short) proof about why we can't have all three?
alexz
What is natural spline exactly? Is it we have 2nd derivative constraints?
arshbuch
I think this gives a pretty intuitive explanation of cubic splines and natural cubic splines:
https://www.math.ntnu.no/emner/TMA4215/2008h/cubicsplines.pdf
seanxu
Is there any example to illustrate the effects of having C2 continuity? I can't really see why would we want more than C1
Is there a (short) proof about why we can't have all three?
What is natural spline exactly? Is it we have 2nd derivative constraints?
I think this gives a pretty intuitive explanation of cubic splines and natural cubic splines: https://www.math.ntnu.no/emner/TMA4215/2008h/cubicsplines.pdf
Is there any example to illustrate the effects of having C2 continuity? I can't really see why would we want more than C1