<gh_stars>0
#!/usr/bin/env python
# -*- coding: utf-8 -*-


def LF_flux(FL, FR, lmax, lmin, UR, UL, dt, dx):
    ctilde = dx / dt
    return 0.5 * (FL + FR) - 0.5 * ctilde * (UR - UL)



#!/usr/bin/env python
# -*- coding: utf-8 -*-


def LF_flux(FL, FR, lmax, lmin, UR, UL, dt, dx):
    ctilde = dx / dt
    return 0.5 * (FL + FR) - 0.5 * ctilde * (UR - UL)
#!/usr/bin/env python # -*- coding: utf-8 -*-