Christian Friesen Contact Information Faculty Emeritus Email Email Christian Friesen friesen.4@osu.edu Phone Call Christian Friesen (740) 725-6278 Office Room 146, 1465 Mt Vernon Ave Marion OH 43302 Google Map Areas of Expertise Algebraic & Computational Number Theory: Continued Fractions Class Groups in Quadratic Function Fields Education PhD: Brown University (1989) Filed in: Algebra Number Theory Marion