grants received SEPT. 1, 2021 Received a collaboration grant from Simons Foundation for 5 years for an amount of $42,000. AUGUST 1, 2015 P.I. on a research grant (#DMS-1521537) from the National Science Foundation for three years (2015--2017) for the amount $150,336. SEPT. 1, 2013 Received a collaboration grant from Simons Foundation for 5 years for an amount of $35,000. AUG. 23, 2011 P. I. on a research grant from the U.S. Army Research Office for one year for the amount $49,998. SEPTEMBER 1, 2007 P.I. on a research grant (#DMS-0713807) from the National Science Foundation for three years (2007--2010) for the amount $215,855. SEPTEMBER 15, 2004 Received a conference grant from the National Science Foundation for the amount $18,000. APRIL 12, 2004 Received a conference grant from the U.S. Army Research Office for the amount $13,293. SEPTEMBER 1, 2003 P.I. on a collaborative mathematical research grant from the National Science Foundation (#EAR-0327577) for four years, 2003-2007, for the amount $250,166. JULY 1, 2003 Received a computer equipment grant from the U.S. Army Research Office (#44659-MA-RIP) for the amount $54,179. MARCH 18, 2002 Received a conference grant from the U.S. Army Research Office for the amount $4,448. JANUARY 10, 2001 Co.-P.I. on a VIGRE grant from the National Science Foundation (#DMS-0089927) for five years, 2001-2005, for the amount $2,450,000. AUGUST 1, 1998 P.I on a research grant from the National Science Foundation (#9870178) for three years 1998-2001 for the amount $70,334. SEPTEMBER 10, 1996 Received an equipment supplement from the National Science Foundation for the amount $4,896 and a matching amount from the State of Georgia. JULY 15, 1994 Received an equipment supplement from the National Science Foundation for the amount $11,200 and a matching amount from the State of Georgia. SEPTEMBER 8, 1993 P.I on a research grant foam the National Science Foundation (#DMS-9303121) for three years, 1993-1996, for the amount $60,000. DECEMBER, 1989 Received a Faculty Grant from the University of Utah Research Committee.