Quantum Inaccessible Game (qig)
qig is a Python package for studying quantum information geometry and the inaccessible game framework for constrained quantum dynamics.
The package provides tools for:
Matrix Exponential Families on multi-qudit systems
Fisher information metrics (BKM metric) for quantum states
Constrained dynamics with information-geometric structure (GENERIC)
Entanglement analysis using pair-operator bases
High-precision quantum derivatives via Duhamel integration
Getting Started
User Guide
API Reference
Theory
- Theory
- Matrix Exponential Families
- Fisher Information and BKM Metric
- The Inaccessible Game
- Origin Regularisation
- GENERIC Structure
- Hamiltonian Extraction from Antisymmetric GENERIC Flow
- Symbolic Computation for Qutrits
- Matrix Exponential Families
- Fisher Information and the BKM Metric
- The Inaccessible Game Framework
- Origin Regularisation
- GENERIC Structure
- Hamiltonian Extraction
Development