# The function is currently defined as
function(X, tol = sqrt(.Machine$double.eps))
{
## Generalized Inverse of a Matrix
dnx <- dimnames(X)
if(is.null(dnx)) dnx <- vector("list", 2)
s <- svd(X)
nz <- s$d > tol * s$d[1]
structure(
if(any(nz)) s$v[, nz] %*% (t(s$u[, nz])/s$d[nz]) else X,
dimnames = dnx[2:1])
}
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