tensor-network-simulator

# Tensor Network Simulator ## Purpose Provides expert guidance on tensor network-based quantum circuit simulation for approximate evaluation of circuits beyond state vector limits. ## Capabilities - MPS (Matrix Product State) simulation - PEPS simulation for 2D circuits - Contraction path optimization - Truncation error control - GPU-accelerated contraction - Circuit cutting support - Entanglement-limited approximation - Memory-time tradeoff tuning ## Usage Guidelines 1. **Structure Analysis**: Identify circuit entanglement structure 2. **Method Selection**: Choose MPS, PEPS, or general tensor network 3. **Bond Dimension**: Set appropriate truncation threshold 4. **Contraction Ordering**: Optimize contraction path for efficiency 5. **Error Monitoring**: Track approximation errors through simulation ## Tools/Libraries - TensorNetwork - quimb - ITensor - cuTensorNet (NVIDIA cuQuantum) - cotengra