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Ecampus Schedule of Classes - Winter 2026

College of Engineering

CS 225 – Discrete Structures in Computer Science (4)

An introduction to the discrete mathematics of computer science, including logic, set and set operations, methods of proof, recursive definitions, combinatorics, and graph theory. This course may be subject to Enforced Prerequisites that restrict registration into the course. Check the offerings below for more information.

For more information, contact OSU Ecampus at 800-667-1465 (option 1) or ecampus.ess@oregonstate.edu.

Continue to Registration.

TermCRNSecCrP/NInstructorTypeStatusCapAvailWL CapWL Avail
W26351274004Vakalis, I.Online Open60200
Registration Restrictions
Enforced Prereqs: MTH 111 [C] or MTH 111Z [C] or MTH 112* [C] or MTH 112Z* [C] or Placement Test MPT(24) or Placement Test MPAL(061)
Major Restrictions: +307 (Computer Science)
Campus Restrictions: +DSC (Dist. Degree Corvallis Student)
College Limitations: +16 (Engr)
Class Notes: Campus restrictions extend beyond Monday of Week 10Students in this section may be required to interact with teachers, teaching assistants, and students in other concurrent sections of this same course. This course requires online proctored testing, which mayinclude testing fees and the use of security measures, suchas a scan of your testing environment and the requiredinstallation of a desktop application. Please carefullyreview online proctored test information at:https://ecampus.oregonstate.edu/services/proctoring .  [ Textbooks]
Syllabus: Available in Canvas to students enrolled in this course. Computer Science syllabi may also be found on the College of Engineering Course and Syllabus List.
W26378874014Vakalis, I.Online Open605500
Registration Restrictions
Enforced Prereqs: MTH 111 [C] or MTH 111Z [C] or MTH 112* [C] or MTH 112Z* [C] or Placement Test MPT(24) or Placement Test MPAL(061)
Major Restrictions: +307 (Computer Science)
Campus Restrictions: +DSC (Dist. Degree Corvallis Student)
College Limitations: +16 (Engr)
Class Notes: Campus restrictions extend beyond Monday of Week 10 .Students in this section may be required to interact with teachers, teaching assistants, and students in other concurrent sections of this same course. This course requires online proctored testing, which mayinclude testing fees and the use of security measures, suchas a scan of your testing environment and the requiredinstallation of a desktop application. Please carefullyreview online proctored test information at:https://ecampus.oregonstate.edu/services/proctoring .  [ Textbooks]
Syllabus: Available in Canvas to students enrolled in this course. Computer Science syllabi may also be found on the College of Engineering Course and Syllabus List.
Find textbooks for CS 225 at the OSU Beaver Store (current term only). For questions related to course materials, contact the OSU Beaver Store.

View CS 225 for all available terms


Legend
= Signifies the course as a Baccalaureate Core Course.
= Signifies that fees may apply to the course.
+ = Include restriction.
- = Exclude restriction.
* = Prereq may be taken prior to or simultaneously with this course.