 The Rudin–Shapiro polynomials provide a sequence satisfying the upper bound with formula_5.In 2019, an infinite family of Littlewood polynomials satisfying both the upper and lower bound was constructed by Paul Balister, Béla Bollobás, Robert Morris, Julian Sahasrabudhe, and Marius Tiba.Apple Color Plus 14″ Display

The Apple Color Plus 14″ Display is a 14″ (11.9″ viewable) shadow mask CRT that was manufactured by Apple Inc. from October 21, 1993, until August 7, 1995.