Charles Doran

Professor, Faculty of Science - Mathematics & Statistical Sciences
Directory

Fall Term 2025 (1930)

MATH 348 - Differential Geometry of Curves and Surfaces

3 units (fi 6)(FIRST, 3-0-0)

Frenet-Seret theory of curves in the plane and in 3-space, examples; local theory of surfaces in 3-space: first and second fundamental forms, Gauss map and Gauss curvature, geodesics and parallel transport, theorema egregium, mean curvature and minimal surfaces. Prerequisites: One of MATH 102, 125 or 127 and one of MATH 209, 215, 217, 315 or MA PH 351.

LECTURE A1 (51879)

2025-09-02 - 2025-12-08
TR 11:00 - 12:20



MATH 681 - Topics in Algebra

3 units (fi 6)(EITHER, 3-0-0)

LECTURE A1 (58932)

2025-09-02 - 2025-12-08
TR 16:00 - 17:20

Winter Term 2026 (1940)

MATH 241 - Geometry

3 units (fi 6)(EITHER, 3-0-0)

Basic Euclidean geometry, congruence, parallelism, area, and similarity. Sound axiomatic development with emphasis on problem solving. Constructions and loci, inequalities, maxima and minima, circles, isometries, and additional topics. Prerequisite: Any 100-level MATH course or SCI 100.

LECTURE Q1 (82828)

2026-01-05 - 2026-04-10
TR 09:30 - 10:50