colorful shapes
CMSC 754
Computational Geometry
Spring 2026
Dave Mount

Lectures

Lectures will in person, and they will be recorded. Recordings will be made available (through ELMS-Panopto) later in the day. If anything seems to be missing from this page, please send me a reminder. I often forget to post materials.

Date Lecture Title
Tue 01/27 01 Introduction
(Lecture Recording)
PDF
Notability
Thu 01/29 02 Convex Hulls 1: Graham's Scan and More
(Lecture Recording)
PDF
Notability
Tue 02/03 03 Convex Hulls 2: Chan’s Algorithm and Lower Bounds
(Lecture Recording)
PDF
Notability
Thu 02/05 04 Line Segment Intersection
(Lecture Recording — Recovered from a prior semester)
PDF
Notability
Tue 02/10 05 Polygon Triangulation
(Lecture Recording)
PDF
Notability
Thu 02/12
Tue 02/17
06 Halfplane Intersection and Point-Line Duality
(Lecture Recording - 2/12)
(Lecture Recording - 2/17)
PDF
Notability
Thu 02/19   Quiz 1 - No Lecture  
Tue 02/24
Thu 02/26
07 Linear Programming
(Lecture Recording - 2/24)
(Lecture Recording - 2/26)
PDF
Notability
Tue 03/03 08 Trapezoidal Maps
(Lecture Recording)
PDF
Notability
Thu 03/05 09 Point Location
(Lecture Recording)
PDF
Notability
Thu 03/10 10 (See 03/24 below)  
Thu 03/12   Quiz 2 - No Lecture  
Tue 03/17
Thu 03/19
  Spring Break - No Lecture  
Tue 03/24 10 Voronoi Diagrams and Fortune's Algorithm
(Lecture Recording - 3/10)
(Lecture Recording - 3/24)
PDF
Notability
Thu 03/26 11 Delaunay Triangulations (Properties)
(Lecture Recording)
PDF
Notability
Tue 03/31 12 Delaunay Triangulations (Construction)
(Lecture Recording)
PDF
Notability
Thu 04/02
Tue 04/07
13 Line Arrangements and Applications
(Lecture Recording - 4/2)
(Lecture Recording - 4/7)
PDF
Notability
Thu 04/09   Quiz 3 - No Lecture  
Tue 04/14 14 Well-Separated Point Decompositions
(Lecture Recording)
PDF
Notability
Thu 04/16 15 Applications of WSPDs
(Lecture Recording)
PDF
Notability
Tue 04/21 16 Coresets and Kernels
(Lecture Recording)
PDF
Notability
Thu 04/23
Tue 04/28
17 Sampling and VC-Dimension
(Lecture Recording - 04/23)
(Lecture Recording - 04/28)
PDF
Notability
Thu 04/30   Quiz 4 - No Lecture  
Tue 05/05 18 Motion Planning
(Lecture Recording)
PDF
Notability

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