Add separate function to find crossing interactions as part of the 'getter' to find the best contributions to the tcond.  We are going to write a separate `calculate_power` function, one that records values.
Add separate function to find crossing interactions as part of the 'getter' to find the best contributions to the tcond.  We are going to write a separate `calculate_power` function, one that records values.

ajkerr0/kappa,ajkerr0/kappa