pointer code snippets in matlab

contour function to show temperature on a 2d plate at 0, 1, 2, 5, 10, 100 seconds for discretised pde with jacobi solver. implicit euler for time and central differencing for space. using pointers in matlab

template with coefficient matrix and rhs vector using pointer for a 2d unsteady heat conduction equation. implicit euler for time and central differencing for space. use a jacobi solver. in matlab