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doc: use qibo's GHZ state function

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MatteoRobbiati
2025-02-10 10:07:26 +01:00
parent 65b60e0fb9
commit 39ed3ebbab
1 changed files with 3 additions and 10 deletions
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doc/source/getting-started/quickstart.rst
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@@ -95,24 +95,17 @@ used to execute a quantum circuit::
# We need Qibo to setup the circuit and the backend # We need Qibo to setup the circuit and the backend
from qibo import Circuit, gates from qibo import Circuit, gates
from qibo.models.encodings import ghz_state
from qibo.backends import construct_backend from qibo.backends import construct_backend
# We need Quantum Matcha Tea to customize the tensor network simulation # We need Quantum Matcha Tea to customize the tensor network simulation
from qmatchatea import QCConvergenceParameters from qmatchatea import QCConvergenceParameters
# Constructing the circuit preparing a GHZ state
def build_GHZ(nqubits):
"""Helper function to construct a circuit preparing the GHZ circuit."""
circ = Circuit(nqubits)
circ.add(gates.H(0))
[circ.add(gates.CNOT(q, q+1)) for q in range(nqubits-1)]
return circ
# Set the number of qubits # Set the number of qubits
nqubits = 40 nqubits = 40
# Construct the circuit preparing the GHZ state # Construct a circuit preparing a Quantum Fourier Transform
circuit = build_GHZ(nqubits) circuit = ghz_state(nqubits)
# Construct the backend # Construct the backend
backend = construct_backend(backend="qibotn", platform="qmatchatea") backend = construct_backend(backend="qibotn", platform="qmatchatea")