Cristina M. Ballantine

Ramanujan bigraphs associated with SU(3) over a p-adic field

Cristina M. Ballantine, Dan Ciubotaru, C. Ballantine, 2010, 1005.3504.

Explicit Construction of Ramanujan Bigraphs

Cristina M. Ballantine, Brooke Feigon, Radhika Ganapathy, 2015, 1502.02739.

Ramanujan Type Buildings

Cristina Ballantine, Cristina M. Ballantine, C. Ballantine, 2000, Canadian Journal of Mathematics.

Mock theta functions and related combinatorics

Cristina M. Ballantine, A. Folsom, Hannah Burson, 2022, 2202.03329.