unvech {gmvarkit} | R Documentation |
Reverse operator of the parsimonious vectorization operator vech
Description
unvech
creates a symmetric matrix from the given vector by
copying the lower triangular part to be the upper triangular part as well.
Usage
unvech(d, a)
Arguments
d |
number of rows the square matrix to be formed. |
a |
a size |
Value
a symmetric matrix of size (dxd)
.
Warning
No argument checks!
[Package gmvarkit version 2.1.3 Index]