It is necessary to update some matrix methods which is used to calculate every kind of matrix such as mass, stiffness and convective. For example, `nrow` and `ncol` should be passed as arguments - [ ] mass matrix - [x] stiffness matrix - [x] convective matrix - [ ] diffusion matrix
It is necessary to update some matrix methods
which is used to calculate every kind of matrix such as mass, stiffness and convective.
For example,
nrowandncolshould be passed as arguments