113.050 Number Theory
This course is in all assigned curricula part of the STEOP.
This course is in at least 1 assigned curriculum part of the STEOP.

2023S, VO, 2.0h, 3.0EC

Properties

  • Semester hours: 2.0
  • Credits: 3.0
  • Type: VO Lecture
  • Format: Online

Learning outcomes

After successful completion of the course, students are able to

  • explain divisibility properties of integers and to deduce main properties like the Fudamental Theorem of Number Theory,

  • define and to apply number theoretic functions,

  • use and to apply congruences,

  • explain the theory of quadratic residues and to deduce their mein properties

  • formulate important properties of prime numbers, to apply them, and to sketch their proofs,

  • identfy several simple classes of Diophantine equation and to apply corresponding soltuion methods, and

  • to sketch the ideas and methods that are needed to proof the main theorems.

 

Subject of course

Divisibility, number-theoretic functions, congruences, quadratic residues, prime numbers, diophantine equations

Teaching methods

Blackboard lecture

Mode of examination

Oral

Additional information

Die Vorlesung findet am Mi, 08:00-10:00 ab dem 8.3.2023 statt:
Termine: 8.3., 15.3., 22.3., 29.3., 19.4., 26.4., 10.5., 31.5, 15.6 (!!)., 21.6.
Die Vorlesungen am 17.5. und 7.6. ENTFALLEN!
Die Vorlesung am
    Do, 15.6. (!!)  findet von
    10-12 h, im Besprechungsraum, Freihaus, Turm A, 5. Stock
statt.

Nebem den Skelettskriptum

https://owncloud.tuwien.ac.at/index.php/s/lxlKegGxM7b0Hrs

werden laufend Vorlesungsvideos zur Verfügung gestellt:

1. Teilbarkeit in ganzen Zahlen [Folien: https://owncloud.tuwien.ac.at/index.php/s/FhAp7xSuIWzPfPH]

1.1. ggT und kgV: https://owncloud.tuwien.ac.at/index.php/s/MoNgwkJmdbPg4dm
1.2. Fundamentalsatz der Zahlentheorie: https://owncloud.tuwien.ac.at/index.php/s/REy6HMnrYT1xatE
1.3. Gaußsche ganze Zahlen https://owncloud.tuwien.ac.at/index.php/s/I1ECcKWAKl5iwNP

2. Kongruenzen [Folien: https://owncloud.tuwien.ac.at/index.php/s/7tEXnYUO8rdUN28 ]

2.1. Eulersche phi-Funktion https://owncloud.tuwien.ac.at/index.php/s/0yWOE1wsxXCVtf2
2.2. Chinesicher Restsatz https://owncloud.tuwien.ac.at/index.php/s/zWYivBo9jeSQmHo
2.3. Primitivwurzeln https://owncloud.tuwien.ac.at/index.php/s/Os9m9cTg8q2pVap
2.4. Polynomiale Kongurenzen https://owncloud.tuwien.ac.at/index.php/s/EYfds6QCVJWkwFJ

3. Quadratische Reste  [Folien  https://owncloud.tuwien.ac.at/index.php/s/stI2vtlvVrSNkgF ]

3.1. Das Legendresymbol https://owncloud.tuwien.ac.at/index.php/s/42OS773WC2vQEZI
3.2. Das quadratische Reziprozitätsgesetz https://owncloud.tuwien.ac.at/index.php/s/AoSSFZPatqmH63b
3.3. Das Jacobisymbol https://owncloud.tuwien.ac.at/index.php/s/R4Q2GQIEUoPFXXD

4. Diophantische Gleichungen  [Folien https://owncloud.tuwien.ac.at/index.php/s/GPafL2AYQtldnDD  ]

4.1. Lineare Diophantische Gleichungen https://owncloud.tuwien.ac.at/index.php/s/sXla99BrfHP1Nys
4.2. Quadratische Diophantische Gleichungen https://owncloud.tuwien.ac.at/index.php/s/dOngwmgJnl9B6Ck
4.3. Die Pellsche Gleichung https://owncloud.tuwien.ac.at/index.php/s/Q3h9KKmAhXxbfJO
4.4. Summen von Potenzen https://owncloud.tuwien.ac.at/index.php/s/xNp4G8lwSBNJrit

5. Kettenbrüche  [Folien:  https://owncloud.tuwien.ac.at/index.php/s/ZVFdxT5WFxB8Jzv ]
5.1. Kettenbruch einer reellen Zahl  https://owncloud.tuwien.ac.at/index.php/s/5FUfV14l76JzjXc
5.2. Approximationseigenschaften von Kettenbrüchen https://owncloud.tuwien.ac.at/index.php/s/stnqpvTQ1VErHlD
5.3. Spezielle Kettenbrüche  https://owncloud.tuwien.ac.at/index.php/s/DlIlp9QcnGQo6Kj

 

Lecturers

Institute

Course dates

DayTimeDateLocationDescription
Fri11:00 - 12:0003.03.2023Sem.R. DA grün 05 Number Theory for TM, preliminary meeting
Wed08:00 - 10:0008.03.2023 - 29.03.2023Sem.R. DA grün 03 A Course
Wed08:00 - 10:0019.04.2023 - 26.04.2023Sem.R. DA grün 04 Course
Wed08:00 - 10:0010.05.2023 - 21.06.2023Sem.R. DA grün 03 A Course
Tue10:00 - 12:0013.06.2023Sem.R. DB gelb 03 Ausweichtermin
Tue12:00 - 14:0013.06.2023FH Hörsaal 7 - GEO Ausweichtermin
Number Theory - Single appointments
DayDateTimeLocationDescription
Fri03.03.202311:00 - 12:00Sem.R. DA grün 05 Number Theory for TM, preliminary meeting
Wed08.03.202308:00 - 10:00Sem.R. DA grün 03 A Course
Wed15.03.202308:00 - 10:00Sem.R. DA grün 03 A Course
Wed22.03.202308:00 - 10:00Sem.R. DA grün 03 A Course
Wed29.03.202308:00 - 10:00Sem.R. DA grün 03 A Course
Wed19.04.202308:00 - 10:00Sem.R. DA grün 04 Course
Wed26.04.202308:00 - 10:00Sem.R. DA grün 04 Course
Wed10.05.202308:00 - 10:00Sem.R. DA grün 03 A Course
Wed17.05.202308:00 - 10:00Sem.R. DA grün 03 A Course
Wed24.05.202308:00 - 10:00Sem.R. DA grün 03 A Course
Wed31.05.202308:00 - 10:00Sem.R. DA grün 03 A Course
Wed07.06.202308:00 - 10:00Sem.R. DA grün 03 A Course
Tue13.06.202310:00 - 12:00Sem.R. DB gelb 03 Ausweichtermin
Tue13.06.202312:00 - 14:00FH Hörsaal 7 - GEO Ausweichtermin
Wed14.06.202308:00 - 10:00Sem.R. DA grün 03 A Course
Wed21.06.202308:00 - 10:00Sem.R. DA grün 03 A Course

Examination modalities

Oral Exam.

Course registration

Not necessary

Curricula

Study CodeObligationSemesterPrecon.Info
033 201 Technical Mathematics Not specified
860 GW Optional Courses - Technical Mathematics Not specified
881 Computer Sciences Mandatory elective

Literature

Lecture notes for this course are available. http://www.dmg.tuwien.ac.at/drmota/

Language

German