He usually publishes the result of his studies on the Quarterly Journal of Applied Mathematics and Mechanics (http://www3.oup.co.uk/qjmamj/)
... 1997) January 10 - Ray Bolger, actor, singer, dancer (+ 1987) January 18 - Cary Grant, actor (+ 1986) January 22 - George Balanchine, choreographer (+ 1983) ...