Order of execution:

heat.py
check_error_heat.py
svd.py
POD.py

Files required for include:
heat_init.py
read_hdf5.py

Order of execution for Burgers:

burgers.py
svd_burgers.py
POD_newton_burgers.py

Files required for include:
burgers_init.py
read_hdf5.py

