• Four Science Terps Awarded 2025 Goldwater Scholarships

    Four undergraduates in the University of Maryland’s College of Computer, Mathematical, and Natural Sciences (CMNS) have been awarded 2025 scholarships by the Barry Goldwater Scholarship and Excellence in Education Foundation, which encourages students to pursue advanced study and research careers in the sciences, engineering and mathematics.  Over the last 16 years, UMD’s nominations Read More
  • Announcing the Winners of the Frontiers of Science Awards

    Congratulations to our colleagues who won the 2025 Frontiers of Science Award: - Dan Cristofaro-Gardiner, for his join paper with Humbler and Seyfaddini: “Proof of the simplicity conjecture”, Annals of Mathematics 2024. - Dima Dolgopyat & Adam Kanigowski, for their joint paper with Federico Rodriguez Hertz: “Exponential mixing implies Bernoulli”, Annals of Mathematics Read More
  • 2024 Putnam Results

    We are very excited to report that our MAryland Putnam team ranked 7th among 477 institutions that participated in the 2024 Putnam math competition. Our team members this year were Daniel Yuan, Isaac Mammel, and Clarence Lam. Daniel Yuan ranked 26th among 3,988 participants. Clarence Lam and Isaac Mammel were recognized for Read More
  • From Math Olympiads to Diplomacy: Meet Visiting Math Professor Qendrim Gashi

    Maryland Global, published a great interview with our visiting professor (and diplomat), Qendrim Gashi. The interview is available at https://marylandglobal.umd.edu/about/news/math-olympiads-diplomacy-meet-visiting-math-professor-qendrim-gashi Read More
  • Eugenia Brin, Longtime Supporter of Science and Performing Arts at UMD, Dies

    Eugenia Brin, a Russian immigrant and retired NASA scientist who, with her family of accomplished Terps, became an important benefactor of the University of Maryland, died on Dec. 3, 2024. She was 76 years old. The rest of the article can be read here: https://cmns.umd.edu/news-events/news/eugenia-brin-1948-2024 Read More
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Description

This course is an introduction to complex variables, accessible to juniors and seniors in engineering, physics and mathematics. It covers:  algebra of complex numbers, analytic functions, Cauchy Integral Formula, Taylor and Laurent series, theory of residues (and  application to the evaluation of real integrals), conformal mapping and applications to physical problems.

Prerequisites

1 course with a minimum grade of C- from (MATH241, MATH340).


Level of Rigor

Standard


Sample Textbooks

Complex Variables and Applications, by Churchill/Brown.

Fund. of Complex Analysis for Math. Science & Engineering, by Saff and Snider


Applications

Engineering, physics, astronomy, mathematics


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Additional Notes

Students interested in grad school in MATH should strongly consider this course

Recommended as a foundational course for all math majors.


Topics

Algebra of complex numbers 

Elementary functions of a complex variable (exponential, logarithmic and trigonometric functions)

Analytic functions, Cauchy-Riemann equations

Harmonic functions and harmonic conjugates

Contour Integrals

Cauchy-Goursat theorem

Cauchy integral formulas and application (Liouville's theorem, Fundamental theorem of algebra)

Power series and Taylor series

Laurent series

Residues and applications (evaluation of real integrals)

Mapping properties of some elementary functions

Conformal mappings

Application to the steady state heat flow and electrostatic potential

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