Elena Anne Marchisotto Department of Mathematics California State University, Northridge  Address: Department of Mathematics, CSUN                18111 Nordhoff St. MD: 8313                 Northridge, CA 91330-8313 Office:  Santa Sussana Hall (formerly Faculty office building) Room 424 Office hours:   on-line and by appointment Email: elena.marchisotto@csun.edu Telephone:  message only 818-677-2721 In Spring, 2008 I am teaching Mathematics 331OL (Mathematical Explorations) using Web CT (https://webteach.csun.edu).   The prerequisites for this course are:  Passing score on or exemption from the Entry Level Mathematics Examination; completion of the lower division writing requirement and upper-division standing.  Please email me if you are interested in enrolling.  See Class 3 below for a sample syllabus for the course. Class 1:  Class 2: Class 3:  Mathematics 331OL, (for preview information only; class site is WEB CT) Class 4:  Thesis Students Research Check out Forum Geometricorum, it's an online Geometry journal