CPTP maps

1 course · 1 tutorial

Courses

Understanding Quantum Information and Computation (IBM Learning)

John Watrous

Self-paced intermediate

Free Enroll →

Free Tutorials

- advanced
- 35 min read
Quantum Channels and Kraus Operators: The Language of Quantum Noise

The formal framework for describing any quantum operation: CPTP maps, Kraus operators, the Choi matrix, and how common noise channels (depolarising, amplitude damping, phase damping) are expressed mathematically.
→