quantum gate directory
Hadamard Gate
Symbol
$H$
Description:
The Hadamard gate is one of the fundamental quantum gates, enabling qubits to enter a state of superposition.
| Notation(s) | $H$ |
| Matrix | $\frac{1}{\sqrt{2}}\begin{bmatrix}1 & 1 \\ 1 & -1 \end{bmatrix}$ |
| Arity | 1 |
| Group | $\mathsf{U}(2)$ |
Usage
This gate is commonly used in algorithms like the Quantum Fourier Transform.
Groups
This gate is contained in the following groups:
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