A qubit's state lives on the surface of the Bloch sphere. Any single-qubit quantum gate is a rotation. Explore gates, superpositions, and the Born rule.
Quantum Gates
State
Bloch vector (θ, φ)
θ=0.00° φ=0.00°
Amplitudes
|0⟩: 1.000 |1⟩: 0.000
Probabilities
P(0)=100% P(1)=0%
State vector
|0⟩ pole (north)
|1⟩ pole (south)
Equator axes (X,Y)