by

Ciro Santilli (@cirosantilli, 34)

Quantum Information course of the University of Oxford (qi)

www.cs.ox.ac.uk/teaching/courses/qi/

2023: Jonathan Barrett

Table of contents
- Quantum Information course of the University of Oxford Hilary 2023 Quantum Information course of the University of Oxford
  - Quantum Information course of the University of Oxford Hilary 2023 problem sheet Quantum Information course of the University of Oxford Hilary 2023
    - Quantum Information course of the University of Oxford Hilary 2023 problem sheet 1 Quantum Information course of the University of Oxford Hilary 2023 problem sheet
      - 1 Quantum Information course of the University of Oxford Hilary 2023 problem sheet 1
        a 1

Quantum Information course of the University of Oxford Hilary 2023

This section is about the version of the course offerece on Hilary term 2023 (January).

Quantum Information course of the University of Oxford Hilary 2023 problem sheet

Quantum Information course of the University of Oxford Hilary 2023 problem sheet 1

1

a

It is the norm induced by the complex dot product over

C^{2}

:

∣ ∣ ψ ⟩ ∣ = ∣ ∣ ∣ \frac{1 + i}{2} ∣ ∣ ∣^{2} + ∣ ∣ ∣ \frac{1 - i}{2} ∣ ∣ ∣^{2} = ∣ ∣ ∣ \frac{1}{2} + i \frac{1}{2} ∣ ∣ ∣^{2} + ∣ ∣ ∣ \frac{1}{2} + i \frac{- i}{2} ∣ ∣ ∣^{2} = (\frac{1}{2})^{2} + (\frac{1}{2})^{2}^{2} + (\frac{1}{2})^{2} + (\frac{- 1}{2})^{2}^{2} = (\frac{1}{2})^{2} + (\frac{1}{2})^{2} + (\frac{1}{2})^{2} + (\frac{- 1}{2})^{2} = \frac{1}{4} + \frac{1}{4} + \frac{1}{4} + \frac{1}{4} + = \frac{1 + 1 + 1 + 1}{4} = 1

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