The hat operator is a mathematical notation with various uses in different branches of science and mathematics.
Read more about Hat Operator: Hat Matrix, Cross Product, Estimated Value
Famous quotes containing the word hat:
“As for an authentic villain, the real thing, the absolute, the artist, one rarely meets him even once in a lifetime. The ordinary bad hat is always in part a decent fellow.”
—Colette [Sidonie Gabrielle Colette] (1873–1954)