# differentiation

posted by
**micheal**
.

Derive the central difference approximation for f′′(x) accurate to O(h4)

by applying Richardson extrapolation to the central difference approx-

imation of O(h2).

posted by
**micheal**
.

Derive the central difference approximation for f′′(x) accurate to O(h4)

by applying Richardson extrapolation to the central difference approx-

imation of O(h2).