2016 Advanced topics in Analysis F

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Academic unit or major
Graduate major in Mathematics
Instructor(s)
Kawahira Tomoki 
Class Format
Lecture     
Media-enhanced courses
Day/Period(Room No.)
Tue5-6(H119A)  
Group
-
Course number
MTH.C502
Credits
1
Academic year
2016
Offered quarter
2Q
Syllabus updated
2016/4/27
Lecture notes updated
-
Language used
Japanese
Access Index

Course description and aims

"The Beltrami equation" is a partial differential equation whose homeomorphic solutions realize a given deformation of (1 dimensional) complex structure in terms of the "Beltrami coefficient". When the norm of "the Beltrami coefficient" is strictly less than one, its homeomorphic solution is called a "quasiconformal mapping", which is an essential tool for the theories of Teichmullar space, Kleinian groups, and complex dynamics. In this course we will start with several solutions Beltrami equations, then we will learn some basics on complex dynamics and significant applications of quasiconformal mappings. This course is a succession of "Advanced Topics in Analysis E" in the previous quarter.

The students will learn some remarkable applications of the Beltrami equations and quasifoncormal mappings in the theory of complex dynamics.

Student learning outcomes

At the end of this course, students are expected to:
-- be familiar with some basics of complex dynamics.
-- understand the principle of quasiconformal perturbation and quasiconformal surgery

Keywords

Beltrami coefficient, Beltrami Equation,quasiconformal mappings, complex dynamics, Julia sets, Fatou sets

Competencies that will be developed

Specialist skills Intercultural skills Communication skills Critical thinking skills Practical and/or problem-solving skills

Class flow

This is a standard lecture course. Homework will be assigned occasionally

Course schedule/Required learning

  Course schedule Required learning
Class 1 Classification of stable domains in complex dynamics Details will be provided in class.
Class 2 Fatou-Shishikura inequality 1
Class 3 Fatou-Shishikura inequality 2
Class 4 Polynomial-like mappings and traightening
Class 5 Sullivan's no wandering domain theorem 1
Class 6 Sullivan's no wandering domain theorem 1
Class 7 Degenerate Beltrami equations of David class
Class 8 Parabolic surgery, an application of degenerate Beltrami equations of David class

Textbook(s)

None required

Reference books, course materials, etc.

Ahlfors, "Lectures on Quasifoncormal mappings"
Carleson-Gamelin, "Complex Dynamics", Springer
Beardon, "Complex Dynamics", Springer

Assessment criteria and methods

assignments 100%.

Related courses

  • MTH.C501 : Advanced topics in Analysis E

Prerequisites (i.e., required knowledge, skills, courses, etc.)

None required

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