User Guide

Comprehensive guide to using qig for quantum information geometry.

• Quantum Exponential Families
  • Introduction
  • Creating an Exponential Family
  • See Also
• Constrained Dynamics
  • Introduction
  • Creating Dynamics
  • Solving Constrained Dynamics
  • See Also
• Constraint Manifolds
  • Marginal Entropy Constraints
  • See Also
• GENERIC Decomposition
  • Overview
  • Quick Start
  • Step-by-Step Guide
  • Advanced Usage
  • Performance Considerations
  • Troubleshooting
  • Examples
  • See Also
• Advanced Topics
  • Entanglement with Pair Operators
  • High-Precision Derivatives (Duhamel)
  • Third-Order Cumulants
  • Optimisation on Manifolds
  • See Also

Quantum Exponential Families

Coming soon: Detailed guide on quantum exponential families

Topics: - Creating exponential families - Different operator bases (Pauli, Gell-Mann) - Computing density matrices - Parameter space and natural coordinates

Constrained Dynamics

Coming soon: Guide to constrained quantum dynamics

Topics: - Information-geometric structure (GENERIC) - Marginal entropy constraints - The inaccessible game framework - Integrating dynamics

Constraint Manifolds

Coming soon: Understanding constraint manifolds

Topics: - Fisher information metric - Constraint gradients and Hessians - Jacobian of the flow - Geometric decomposition

Advanced Topics

Coming soon: Advanced features and techniques

Topics: - Entanglement with pair operators - High-precision derivatives (Duhamel) - Third-order cumulants - Optimization on manifolds