http://arxiv.org/abs/1905.11974
We show that the asymptotic scaling of the magnification volume cross section corresponding to an elliptic umbilic caustic surface is $\mu^{-2.5}$ in the two-image region and $\mu^{-2}$ in the four-image region, where $\mu$ is the total unsigned magnification.
A. Aazami, C. Keeton and A. Petters
Wed, 29 May 19
13/45
Comments: 5 pages, 5 figures