integral.polynomial {polynom}R Documentation

Integrate a Polynomial

Description

Find the integral of a univariate polynomial.

Usage

integral(p, limits = NULL, ...)

Arguments

p Object of class polynomial.
limits numeric vector of length 2 giving the integration limits.

Value

If limits is not given, the integral of p from 0 to `x'. Otherwise, the integral with the given integration limits.

See Also

deriv.polynomial

Examples

p <- poly.calc(1:5)
p
## -120 + 274*x - 225*x^2 + 85*x^3 - 15*x^4 + x^5
deriv(p)
## 274 - 450*x + 255*x^2 - 60*x^3 + 5*x^4
integral(deriv(p)) - 120
## -120 + 274*x - 225*x^2 + 85*x^3 - 15*x^4 + x^5


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