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bard.quantum.py
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bard.quantum.py
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from qiskit import QuantumCircuit, QuantumRegister
# Define the initial quantum circuit with 2 qubits
def create_initial_circuit():
qc = QuantumCircuit(2)
qc.h(0) # Apply Hadamard gate to the first qubit
qc.cx(0, 1) # Apply CNOT gate with control qubit 0 and target qubit 1
return qc
# Define the folding operation to increase the number of qubits to 127
def apply_folding_mechanic(qc, num_folds):
# Add additional qubits for each fold
for i in range(num_folds):
qc.add_register(QuantumRegister(2, f'q{i+1}'))
# Apply controlled rotation gates to create entanglement
qc.crz(0.5, 2*i, 2*i+2)
qc.crz(0.5, 2*i+1, 2*i+3)
# Apply additional gates for demonstration
qc.h(2*i+2)
qc.cx(2*i+2, 2*i+3)
return qc
# Create the initial quantum circuit
initial_qc = create_initial_circuit()
# Apply the folding operation to increase the number of qubits to 127
num_folds = 62 # Number of times to apply the folding operation
folded_qc = apply_folding_mechanic(initial_qc, num_folds)
# Add a quantum Reed-Muller code
for i in range(0, 124, 3): # Adjusted range to avoid IndexError
folded_qc.cnot(i, i+1)
folded_qc.cnot(i, i+2)
folded_qc.ccx(i+1, i+2, i)
# Replace the simple bit-flip error correction code with a quantum Reed-Muller code
for j in range(0, 124, 3):
folded_qc.x(j)
folded_qc.x(j+1)
folded_qc.x(j+2)
folded_qc.cz(j, j+1)
folded_qc.cz(j, j+2)
# Print the circuit
print(folded_qc)