Dent (clocks and watches) Dent (clocks and watches) Dent was a London manufacturer of luxury clocks and watches, founded by Edward John Dent. Dent began making watches in 1814, although it wasn’t until 1876 that the Dent triangular trade mark was registered. Perhaps the company’s biggest coup is winning the contract to make the clock for the new palace of Westminster – or Big Ben as it’s more commonly known. Edward John Dent (1790-1853) discovered his passion for horology from his cousin, Richard Rippon, himself a master watchmaker. Dent established his own company in 1814, and developed a reputation as a builder of accurate
Fibonacci word quasicrystals. Crystal growth techniques have been used to grow Fibonacci layered crystals and study their light scattering properties. Fibonacci word A Fibonacci word is a specific sequence of binary digits (or symbols from any two-letter alphabet). The Fibonacci word is formed by repeated concatenation in the same way that the Fibonacci numbers are formed by repeated addition. It is a paradigmatic example of a Sturmian word and specifically, a morphic word. The name “Fibonacci word” has also been used to refer to the members of a formal language "L" consisting of strings of zeros and ones with no two repeated