df: Second Derivative

Description Usage Arguments Author(s) Examples

View source: R/d2f.R

Description

The Second derivative of a function evaluated at point(s) x.

Roughly spoken, the seond derivative is the derivative of a derivative. This can be used to measure how the rate of change of a quantitty is itself changing.

Usage

1
  df(f, x)

Arguments

f

The function that you want to take the derivative of

x

The point or vector of points where the derivative will be evaluated

Author(s)

Damon McCafferty damon.mccafferty@economics.utah.edu

Examples

1
2
x = runif(10, pi/3, 3*pi/4)
df(tan, x)

JackStat/CompPack documentation built on May 7, 2019, 10:16 a.m.