R: Differentiate a Polynomial
deriv.polynomial | R Documentation |
Differentiate a Polynomial
Description
Calculates the derivative of a univariate polynomial.
Usage
## S3 method for class 'polynomial'
deriv(expr, ...)
Arguments
expr |
an object of class "polynomial" .
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... |
further arguments to be passed to or from methods.
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Details
This is a method for the generic function deriv .
Value
Derivative of the polynomial.
See Also
integral.polynomial ,
deriv .
Examples
pr <- poly.calc(1:5)
pr
## -120 + 274*x - 225*x^2 + 85*x^3 - 15*x^4 + x^5
deriv(pr)
## 274 - 450*x + 255*x^2 - 60*x^3 + 5*x^4
Results
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