QuantumChannels

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Contents

• Amplitude-Damping Coherence Contraction Endpoints
• Boundary Artanh Divergence
• CP Boundary Saturation
• ContractionGeometry
• The Amplitude-Damping Contraction Ratios Are Pointwise Ordered
• Amplitude-Damping Contraction Suprema Are Ordered
• Decoherence-Freeze Critical Temperature Criterion
• Freeze-Deposit Trichotomy and Bounds
• Two-Hundred-Channel Numeric Coherence Certificate
• Standard-Basis Qubit Pinching
• ProjectionDiagnostics
• Unified Pinching Fee
• Unitary Kraus Mixing Invariance