Polynomial Roots

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Description

Computes the roots of the polynomial p.

Usage

1
  roots(p)

Arguments

p

vector of real numbers representing the polynomial

Details

For solution the function computes the eigenvalues of the companion matrix.

At the moment, only real coefficients are allowed.

Value

a vector holding the roots of the polynomial

See Also

polyroot

Examples

1
2
3
  roots(c(1, 0, 1, 0, 0))       # 0 0 1i -1i
  p <- Poly(c(-2, -1, 0, 1, 2))
  roots(p)

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