3. Core modules

The following modules of Kwant are used directly most frequently.

• 3.1. kwant – Top level package
• 3.2. kwant.builder – High-level construction of systems
• 3.3. kwant.lattice – Bravais lattices
• 3.4. kwant.plotter – Plotting of systems
• 3.5. kwant.solvers – Library of solvers
• 3.6. kwant.operator – Operators and Observables
• 3.7. kwant.physics – Physics-related algorithms

4. Other modules

The following modules provide functionality for special applications.

• 4.1. kwant.digest – Random-access random numbers
• 4.2. kwant.rmt – Random matrix theory Hamiltonians
• 4.3. kwant.kpm – Kernel Polynomial Method
• 4.4. kwant.continuum – Tools for continuum systems
• 4.5. kwant.wraparound – Wrapping around translational symmetries

5. Modules mainly for internal use

The following modules contain functionality that is most often used only internally by Kwant itself or by advanced users.

• 5.1. kwant.system – Low-level interface of systems
• 5.2. kwant.graph – Low-level, efficient directed graphs
• 5.3. kwant.linalg – Linear algebra routines