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% File src/library/base/man/polyroot.Rd
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% File src/library/base/man/polyroot.Rd
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% Part of the R package, https://www.R-project.org
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% Part of the R package, https://www.R-project.org
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% Copyright 1995-2012 R Core Team
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% Copyright 1995-2018 R Core Team
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% Distributed under GPL 2 or later
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% Distributed under GPL 2 or later
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\name{polyroot}
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\name{polyroot}
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\title{Find Zeros of a Real or Complex Polynomial}
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\title{Find Zeros of a Real or Complex Polynomial}
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\usage{
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\usage{
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\source{
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\source{
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  C translation by Ross Ihaka of Fortran code in the reference, with
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  C translation by Ross Ihaka of Fortran code in the reference, with
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  modifications by the R Core Team.
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  modifications by the R Core Team.
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}
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}
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\references{
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\references{
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  Jenkins and Traub (1972)
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  Jenkins, M. A. and Traub, J. F. (1972).
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  TOMS Algorithm 419.
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  Algorithm 419: zeros of a complex polynomial.
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  \emph{Comm. ACM}, \bold{15}, 97--99.
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  \emph{Communications of the ACM}, \bold{15}(2), 97--99.
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  \doi{10.1145/361254.361262}.
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}
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}
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\seealso{
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\seealso{
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  \code{\link{uniroot}} for numerical root finding of arbitrary
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  \code{\link{uniroot}} for numerical root finding of arbitrary
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  functions;
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  functions;
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  \code{\link{complex}} and the \code{zero} example in the demos
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  \code{\link{complex}} and the \code{zero} example in the demos