A qubit is the quantum analog of a classical bit. Unlike a bit which is definitely 0 or 1, a qubit exists in a superposition of both states simultaneously.
The state |ψ⟩ = α|0⟩ + β|1⟩ where |α|² + |β|² = 1.
Qubit
Bloch Sphere
Superposition
Measurement
Multi-Qubit
01 / 05
θ = 0.79 rad
φ = 0.00 rad
Quantum State
|ψ⟩ = 0.92|0⟩ + 0.38|1⟩
|0⟩
85%
|1⟩
15%
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