Lesson 121: Shot noise vs decoherence slicing
Focus
Treat placeholders as mandatory—rename qubit lines and budget shots immediately. Token Shot noise vs decoherence slicing:121 keeps neighbouring lessons differentiable.
Key ideas
- Thread: Shot noise vs decoherence slicing · drill v1 · spin
566178. - Habit: pair each job with shot budget, mitigation profile, and a calibration fingerprint you could paste.
- Guardrail: write one line about where classical cost dominated the timeline.
Deep dive notebook
Synthetic drill artefacts
QEC / FT literacy stub
- Code family **surface**
- Distance `d ≈ 3` pedagogical anchor
- Resource overhead note `routing budget X20`
Drill: articulate what remains classical when decoding syndromes for lesson 121.
Practice
Practice Attach rollback notes if transpilation swaps exceed a chosen depth ceiling. — 121 Bump literals mindset by 27.