Amor & Pasión Amor & Pasión Amor & Pasión published in 2015, is the seventh studio album by the classical crossover musical group "Il Divo", formed by a male vocal quartet; the Swiss tenor Urs Bühler, the Spanish baritone Carlos Marín, the American tenor David Miller and the French pop singer Sébastien Izambard. The album is produced by the multiple "Latin Grammy Award" winner Julio Reyes Copello. General announced release date (UK) is 27 November 2015, Japan release 28 October, Spain release 6 November and American 13 November on Syco Music (Sony Music) & Columbia Records. The album was recorded at the Miami
Joe P. Buhler with a desk calculator up to class number 600, Derrick Lehmer (in the late 1940s) to about 5000, and Buhler with colleagues (in 2001) to 12 million. He continues the project with David Harvey and others. Buhler's research deals with algorithmic algebraic number theory, algebra, and cryptography. He was elected a Fellow of the American Mathematical Society in 2012. Joe P. Buhler Joe Peter Buhler (born 1950 in Vancouver, Washington) is an American mathematician. Buhler received his undergraduate degree from Reed College in 1972, and his Ph.D. from Harvard University in 1977 with thesis "Icosahedral Galois Representations" and thesis advisor