1\name{is.ipoptr}
2\alias{is.ipoptr}
3\title{
4R interface to Ipopt
5}
6\description{
7is.ipoptr preforms checks to see if a fully specified problem is supplied to ipoptr. Mostly for internal use.
8}
9\usage{
10is.ipoptr( x )
11}
12%- maybe also 'usage' for other objects documented here.
13\arguments{
14  \item{x}{
15object to be tested.
16  }
17}
18\value{
19    Logical. Return TRUE if all tests were passed, otherwise return FALSE or exit with Error.
20}
21\references{
22A. Waechter and L. T. Biegler, On the Implementation of a Primal-Dual Interior Point Filter Line Search Algorithm for Large-Scale Nonlinear Programming, Mathematical Programming 106(1), pp. 25-57, 2006
23}
24\author{
25Jelmer Ypma
26}
27\seealso{
28\code{\link[ipoptr:ipoptr]{ipoptr}}
29\code{\link[ipoptr:print.sparseness]{print.sparseness}}
30}
31
32% Add one or more standard keywords, see file 'KEYWORDS' in the
33% R documentation directory.
34\keyword{ optimize }
35\keyword{ interface }
36