return inverse Hessian matrix from ncpest class
## S3 method for class 'ncpest'
an object of class ncpest
currently not used
a numeric inverse Hessian matrix
Questions? Problems? Suggestions? Tweet to @rdrrHQian@mutexlabs.com.
Please suggest features or report bugs with the GitHub issue tracker.
All documentation is copyright its authors; we didn't write any of that.