Elaine Ann Kasimatis was an American mathematician specializing in discrete geometry and mathematics education.
She was a professor in the Department of Mathematics & Statistics at California State University, Sacramento.
She returned to Davis for graduate study in pure mathematics, earning a second master's degree in 1983 and completing her Ph.D. in 1986.
[4] Her dissertation, Dissection of Regular Polygons into Triangles of Equal Areas, was supervised by Sherman K.
The award cited her "major role in developing the first program in California to integrate mathematics content with teacher preparation", her mentorship of student teachers, her development of the middle-school Access to Algebra program and the College Preparatory Mathematics program, both used nationally, and her volunteer work developing mathematics education in Rwanda.