X-Nico

unusual facts about Clifford A. Pickover



El Rancho Hotel and Casino

The resort was built by developer Marion Hicks and owned by Lieutenant Governor of Nevada Clifford A. Jones.

Horn loudspeaker

Subsequent to Keele's work and using his principles, Clifford A. Henricksen and Mark S. Ureda of Altec designed a strikingly different hybrid horn displaying constant directivity traits, the horizontal diffraction or "Mantaray" horn.

Vampire number

Vampire numbers first appeared in a 1994 post by Clifford A. Pickover to the Usenet group sci.math, and the article he later wrote was published in chapter 30 of his book Keys to Infinity.


see also