symmetrize

0th

Percentile

Symmetrize an upper triangular matrix

Symmetrize an upper triangular matrix by copying the upper triangular elements into the lower triangular places

Keywords
array
Usage
symmetrize(a)
Arguments
a

Upper triangular matrix to be symmetrized

Details

Also works for lower triangular matrices

Aliases
  • symmetrize
Examples
# NOT RUN {
jj <- matrix(rnorm(50),10,5)
X <- crossprod(jj,jj)    # X has a Wishart distribution (and in
                         # particular is positive definite)

chol(X)
symmetrize(chol(X))
# }
Documentation reproduced from package calibrator, version 1.2-8, License: GPL-2

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