STConvectiveMatrix example 1
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""
!!! note ""