During Gayathri Ramkumar’s favorite lesson — a sort of mathematical guessing game — she’ll hear her students asking their partners things like, “Can you tell me the degree of the polynomial?” Not only ...

Gayathri Ramkumar, a teacher at Aurora Central High School, aims to get students talking about math. Her lessons combine strategies from the U.S. and India.

A synthesis method for the design of large planar array antennas with phase-only control is here presented. The synthesis is based on the use of Zernike polynomials, as global basis function for the ...

This brief presents a necessary and sufficient condition for testing positive, real, imaginary, and negative rational functions. A related term, the positive, imaginary, and negative polynomial, is ...