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Commutative Algebra and Introduction to Algebraic Geometry
                   Lecturer:  Abhishek Oswal 
                      Language: in English 
                  
                
                   Lecture: Di, Do, 12-14h, SR 404, Ernst-Zermelo-Str. 1
                  
                   
                 
                 
                   Tutorial: 2 hours, date to be determined and announced in class 
                  
                  
                
In linear algebra you studied linear systems of equations. In commutative algebra, we study polynomial equation systems such as \(x^2+y^2 = \) 1 and their solution sets, the algebraic varieties. It will turn out that such a variety is closely related to the ring of the restrictions of polynomial functions on that variety, and that we can extrapolate this relationship to a geometric understanding of any commutative rings, in particular the ring of the integers. Commutative algebra, algebraic geometry, and number theory grow together in this conceptual building. The lecture aims to introduce into this conceptual world. We will especially focus on the dimension of algebraic varieties and their cutting behavior, which generalizes the phenomena known from the linear algebra on the case of polynomial equation systems.
necessary: Linear Algebra I+II
useful: Algebra and Number Theory
Elective
Please refer to the Supplements to the Module Handbooks for the number of ECTS credits.Mathematical Logic
                   Lecturer:  Markus Junker 
                      Language: in German 
                  
                
                   Lecture: Mo, Mi, 14-16h, HS II, Albertstr. 23b
                  
                   
                 
                 
                   Tutorial: 2 hours, date to be determined and announced in class 
                  
                   Sit-in exam: date to be announced 
                  
                  
                
This introductory course in mathematical logic consists of several parts. It the basics of predicate logic and a brief introduction to model theory and the axiom system as well as the axiom system of set theory. The aim of the lecture is to explain the recursion-theoretical content of the predicate calculus, in particular the so-called Peano-arithmetic and Gödel's incompleteness theorems.
Basic knowledge of mathematics from first semester lectures
Elective
Please refer to the Supplements to the Module Handbooks for the number of ECTS credits.Topology
                   Lecturer:  Heike Mildenberger 
                    Assistant:  Simon Klemm 
                     Language: in German 
                  
                
                   Lecture: Di, Do, 10-12h, HS II, Albertstr. 23b
                  
                   
                 
                 
                   Tutorial: 2 hours, date to be determined and announced in class 
                  
                   Sit-in exam: date to be announced 
                  
                  
                
A topological space consists of a basic set \(X\) and a family of open subsets of the basic set, which is called topology on \(X\). Examples over the basic sets \(\mathbb R\) and \({\mathbb R}^n\) are given in the analysis lectures. The mathematical subject \glqq{}Topology\grqq\ is the study of topological spaces and the investigation of topological spaces. Our lecture is an introduction to set-theoretic and algebraic topology.
Analysis I and II, Linear Algebra I
Elective
Please refer to the Supplements to the Module Handbooks for the number of ECTS credits.Learning by Teaching
                    
                  Organisation: Katharina Böcherer-Linder, Susanne Knies 
                    Language: in German 
                  
                
What characterizes a good tutorial? This question will be discussed in the first workshop and tips and suggestions will be given. Experiences will be shared in the second workshop.
Elective
Please refer to the Supplements to the Module Handbooks for the number of ECTS credits.Computer Exercises
                   Lecturer:  Peter Pfaffelhuber 
                      Language: in English 
                  
                
                    Mo, 12-14h, SR 127, Ernst-Zermelo-Str. 1
                  
                   
                 
                 
              
Elective
Please refer to the Supplements to the Module Handbooks for the number of ECTS credits.Please note the registration modalities for the individual seminars published in the course catalogue: As a rule, places are allocated at the preliminary meeting at the end of the summer semester lecture period. You must then register for the examination in HISinOne; the registration period is expected to run from 1 March to 15 April 2026.
Seminar: Algebraic D-Modules
                   Lecturer:  Annette Huber-Klawitter 
                    Assistant:  Ben Snodgrass 
                     Language: Talk/participation possible in German and English 
                  
                
                   Seminar: Mo, 10-12h, SR 404, Ernst-Zermelo-Str. 1
                  
                   
                 
                 
                   Preliminary Meeting 
                  
                  
                
Elective
Please refer to the Supplements to the Module Handbooks for the number of ECTS credits.Seminar on representation theory
                   Lecturer:  Wolfgang Soergel 
                      Language: Talk/participation possible in German and English 
                  
                
                   Seminar: Do, 10-12h, SR 125, Ernst-Zermelo-Str. 1
                  
                   
                 
                 
                   Preregistration: by e-mail to Wolfgang Soergel
                  
                   Preliminary Meeting 
                  
                   Preparation meetings for talks: Dates by arrangement 
                  
                  
                
Elective
Please refer to the Supplements to the Module Handbooks for the number of ECTS credits.Seminar: Strong Homologies, Derived Limites, and Set Theory
                   Lecturer:  Heike Mildenberger 
                    Assistant:  Maxwell Levine 
                     Language: Talk/participation possible in German and English 
                  
                
                   Seminar: Di, 16-18h, SR 125, Ernst-Zermelo-Str. 1
                  
                   
                 
                 
                   Preliminary Meeting 
                  
                   Preparation meetings for talks: Dates by arrangement 
                  
                  
                
Elective
Please refer to the Supplements to the Module Handbooks for the number of ECTS credits.Seminar: String Topology
                   Lecturer:  Nadine Große 
                    Assistant:  Maximilian Stegemeyer 
                     Language: Talk/participation possible in German and English 
                  
                
                   Seminar: Di, 12-14h, SR 125, Ernst-Zermelo-Str. 1
                  
                   
                 
                 
                   Preliminary Meeting 
                  
                   Preparation meetings for talks: Dates by arrangement 
                  
                  
                
Elective
Please refer to the Supplements to the Module Handbooks for the number of ECTS credits.Seminar: Topics in the Calculus of Variations
                   Lecturer:  Patrick Dondl, Guofang Wang 
                      Language: Talk/participation possible in German and English 
                  
                
                   Seminar: Mi, 16-18h, SR 125, Ernst-Zermelo-Str. 1
                  
                   
                 
                 
                   Preliminary Meeting SR 125, Ernst-Zermelo-Str. 1
                  
                   Preparation meetings for talks: Dates by arrangement 
                  
                  
                
In HISinOne: no course registration, but exam registration until 15 April 2026.
Elective
Please refer to the Supplements to the Module Handbooks for the number of ECTS credits.