Magnification Cross Sections for the Elliptic Umbilic Caustic Surface
Cosmology and Nongalactic Astrophysics
2019-07-29 v2 Mathematical Physics
math.MP
Abstract
We show that the asymptotic scaling of the magnification volume cross section corresponding to an elliptic umbilic caustic surface is in the two-image region and in the four-image region, where is the total unsigned magnification.
Cite
@article{arxiv.1905.11974,
title = {Magnification Cross Sections for the Elliptic Umbilic Caustic Surface},
author = {Amir B. Aazami and Charles R. Keeton and Arlie O. Petters},
journal= {arXiv preprint arXiv:1905.11974},
year = {2019}
}
Comments
v2: 6 pages, 6 figures, references added, expanded discussion in Section II