R. Pratt

collaborators

2 papers

math.NT2019

Littlewood Polynomials, Spectral-Null Codes, and Equipowerful Partitions

Joe Buhler, Shahar Golan, Rob Pratt +1

Let $[n]$ denote ${0, 1, ..., n - 1}$ . A polynomial $f (x) = \sum a_{i} x^{i}$ is a Littlewood polynomial (LP) of length $n$ if the $a_{i}$ are $\pm 1$ for $i \in [n]$ , and $a_{i} = 0$ for…

math.CO2018

Too Many Hats

Rob Pratt, Stan Wagon, Michael Wiener +1

A puzzle about prisoners trying to identify the color of a hat on their head leads to a version where there are k more hats than prisoners. This generalized puzzle is related to th…