the normalization on the edge coefficients was wrong.  But the second-order convergence was likely a fluke resulting simply from taking more cycles.
the normalization on the edge coefficients was wrong.  But the second-order
convergence was likely a fluke resulting simply from taking more
cycles.

It remains the case that smoothing is second-order, but something else is
not...

harpolea/pyro2,zingale/pyro2,harpolea/pyro2,zingale/pyro2