Fakultät für Physik
print

Sprachumschaltung

Navigationspfad


Inhaltsbereich

TVI/TMP: Tensor Networks – Exercises

Codes for tutorial: download zip file (updated: August 9, 2017)
We will update the codes regularly. Please keep your working directory updated. For details, refer to 'readme.pdf' in zip file.

Tutorial materials:
Tutorial Date Notes Topic
13 27.07.17 zip Machine learning
Machine learning + MPS technology: Handwriting recognition
Beware of large file size!
(Solution updated: August 9, 2017)
12 20.07.17 zip Simple update method
Ground-state search for 2D Heisenberg model
(Solution updated: June 27, 2017)
(Bug fixed: Aug. 22, 2017)
11 13.07.17 zip TERG
Tensor-Entanglement Renormalization Group
(Solution updated: July 19, 2017)
10 06.07.17 zip PEPS
Exact contraction on a strip
(Solution updated: July 7, 2017)
09 28.06.17 zip Symmetry
U(1) symmetry implementation
(Solution updated: June 29, 2017)
08 22.06.17 zip iTEBD and tDMRG
1. iTEBD for ground state search
2. tDMRG for real time evolution
(Solution updated: June 22, 2017)
07 07.06.17 zip DMRG
1. Ground state search
2. 1st excited state search
3. Correlation function
(Solution updated: June 22, 2017)
06 01.06.17 pdf AKLT Model
1. Left-normalization
2. Transfer operator
3. Spin transfer operators
4. Spin correlators, string order parameter
05 24.05.17 zip Full-density-matrix NRG:
1. Expectation value
2. Spectral function
(Solution updated: May 24, 2017)
04 18.05.17 zip NRG:
1. Understanding energy levels
2. Thermodynamic properties, Wilson ratio
(Solution updated: August 9, 2017)
03 11.05.17 zip NRG:
1. Iterative diagonalization
2. Energy flow diagram
3. Logarithmic discretization
(Solution updated: May 12, 2017)
02 04.05.17 zip Basics of MPS:
1. Canonical forms of MPS
2. Expectation value
(Updated: May 10, 2017)
01 27.04.17 zip Basics of MATLAB:
1. MATLAB 101
2. Tensor contraction
3. Singular value decomposition