s(x) = { -5 + 8x - 6x^2 + 2x^3, 1<=x<=2

{ 27 - 40x + 18x^2 - 2x^3, 2<=x<=3

Verify that s(x) is a cubic spline function on [1,3]. Is it a natural cubic spline function on this interval.

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- Oct 21st 2009, 09:52 PMjzelltCubic Spline Function
s(x) = { -5 + 8x - 6x^2 + 2x^3, 1<=x<=2

{ 27 - 40x + 18x^2 - 2x^3, 2<=x<=3

Verify that s(x) is a cubic spline function on [1,3]. Is it a natural cubic spline function on this interval. - Oct 22nd 2009, 04:31 AMHallsofIvy