B.S. in Mathematics & Computer Science

Mathematics & Computer Science, BSLAS

Mathematics gives you unique tools for solving problems. Computer science lets you translate ideas into action. In a world focused on science and technology, our program is a powerful combination. This major is designed for students who would like a strong foundation in computer science coupled with advanced coursework in mathematics. You’ll have the chance to work directly with faculty on their research. Students have a wide variety of opportunities, from analyzing the HIV capsid to pioneering virtual reality. Our program will prepare you for professional or graduate work. You will also be prepared for other applications in computer science and mathematics. 

The Mathematics & CS blended bachelor's degree is a partnership between the Department of Computer Science in The Grainger College of Engineering and the Department of Mathematics in the College of Liberal Arts & Sciences. As part of the computing community at Illinois, you will benefit from being part of a top five ranked Computer Science program with world-class faculty and research. Learn more about the Department's Rankings and Statistics.

Thomas M. Siebel Center for Computer Science

Degree Requirements

  See the degree requirements or course planning flowchart. For students who started in fall 2021 or earlier, see the archives.

Course Catalog


College of LAS

Apply to the Mathematics & CS degree
through the College of LAS.

Visit their Program Page

Frequently Asked Questions

See the frequently asked questions – and answers! – about the computing-related degree options at Illinois.



CS Student Life

There are several CS-related student clubs that are open to all students. Meet new friends and work on projects in and out of the classroom.

Student Organizations


Undergraduate Research

Students are welcome to explore numerous undergraduate research opportunities throughout the academic year or over the summer.

Research Opportunities


Career Services

All students will have access to campus, college, and department resources to support their internship and job search opportunities. 

Career Information