autolens/lens/plane.py
def trace_grid_stack_to_next_plane(self):
        """Trace this plane's grid_stacks to the next plane, using its deflection angles."""

        def minus(grid, deflections):
            return grid - deflections

        return self.grid_stack.map_function(minus, self.deflection_stack)
def trace_grid_stack_to_next_plane(self):
        """Trace this plane's grid_stacks to the next plane, using its deflection angles."""

        def minus(grid, deflections):
            return grid - deflections

        return self.grid_stack.map_function(minus, self.deflection_stack)
Trace this plane's grid_stacks to the next plane, using its deflection angles.