vech {gmvarkit} | R Documentation |
Parsimonious vectorization operator for symmetric matrices
Description
vech
stacks columns of the given matrix from
the principal diagonal downwards (including elements on the diagonal) to form a vector.
Usage
vech(A)
Arguments
A |
a size |
Value
a vector of size (d(d+1)/2x1)
.
Warning
No argument checks!
[Package gmvarkit version 2.1.3 Index]