Italy

University of Rhode Island University of Rhode Island- Mathematics Department University of Alabama, Huntsville University of Alabama, Huntsville- Department of Mathematical Sciences Saint Louis University Saint Louis University- Department of Mathematics and Computer Science Northern Illinois University Northern Illinois University- Department of Mathematical Sciences Southern Illinois University Southern Illinois University- Department of Mathematics University of Texas, Arlington University of Texas, Arlington- Department of Mathematics Polytechnic University Polytechnic University- Department of Mathematics. University of Missouri, Columbia University of Missouri, Columbia- Mathematics Department University of Miami University of Miami- Department of Mathematics University of Nebraska, Lincoln University of Nebraska, Lincoln- Department of Mathematics and Statistics University of Delaware University of Delaware- Department of Mathematical Sciences Syracuse University Syracuse University- Mathematics Department University of Houston University of Houston- Mathematics Department University at Buffalo University at Buffalo- Mathematics Department University of Colorado at Boulder University of Colorado at Boulder- Department of Applied Mathematics. North Carolina State University North Carolina State University- Department of Mathematics Wesleyan University Wesleyan University- Department of Mathematics Iowa State University Iowa State University- Department of Mathematics. (Ames, IA, USA) Binghamton University Binghamton University- Department of Mathematical Sciences. (Binghamton, NY, USA) Colorado State University Colorado State University- Department of Mathematics. (Fort Collins, CO, USA) New Mexico State University New Mexico State University- Department of Mathematics Dartmouth College Dartmouth College- Department of Mathematics. (Hanover, NH, USA) University of Iowa University of Iowa- Department of Mathematics Brigham Young University Brigham Young University- Department of Mathematics. (Provo, UT, USA) Brandeis University Brandeis University- Department of Mathematics. (Waltham, MA, USA) University of Tennessee, Knoxville University of Tennessee, Knoxville- Department of Mathematics University of Alabama, Birmingham University of Alabama, Birmingham- Department of Mathematics University of Oklahoma University of Oklahoma- Department of Mathematics Boise State University Boise State University- Department of Mathematics. (Boise, ID, USA) University of Hawaii University of Hawaii- Department of Mathematics