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February 6, 2021 06:19
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import qiskit as qk | |
simulator = qk.BasicAer.get_backend('statevector_simulator') | |
q = qk.QuantumRegister(3) | |
c = qk.ClassicalRegister(3) | |
total_sum = None | |
for i in range(8): | |
arr = [0, 0, 0, 0, 0, 0, 0, 0] | |
arr[i] = 1 | |
print(arr) | |
circuit = qk.QuantumCircuit(q, c) | |
circuit.initialize(arr, [q[0], q[1], q[2]]) | |
circuit.h(q[0]) | |
circuit.h(q[1]) | |
circuit.h(q[2]) | |
print(circuit) | |
job = qk.execute(circuit, simulator) | |
result = job.result() | |
ket = job.result().get_statevector() | |
if total_sum is None: | |
total_sum = ket | |
else: | |
for j, amplitude in enumerate(ket): | |
# From Qiskits example - they marked 5 and 6. | |
if i == 5 or i == 6: | |
total_sum[j] -= amplitude | |
else: | |
total_sum[j] += amplitude | |
for amplitude in ket: | |
print(amplitude) | |
print('Total:') | |
for amplitude in total_sum: | |
print(round(amplitude, 5)) |
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[1, 0, 0, 0, 0, 0, 0, 0] | |
┌──────────────────────────────┐┌───┐ | |
q0_0: ┤0 ├┤ H ├ | |
│ │├───┤ | |
q0_1: ┤1 initialize(1,0,0,0,0,0,0,0) ├┤ H ├ | |
│ │├───┤ | |
q0_2: ┤2 ├┤ H ├ | |
└──────────────────────────────┘└───┘ | |
c0: 3/═════════════════════════════════════ | |
(0.35355339059327384+0j) | |
(0.3535533905932738+0j) | |
(0.3535533905932738+0j) | |
(0.35355339059327373+0j) | |
(0.3535533905932738+0j) | |
(0.35355339059327373+0j) | |
(0.35355339059327373+0j) | |
(0.3535533905932737+0j) | |
[0, 1, 0, 0, 0, 0, 0, 0] | |
┌──────────────────────────────┐┌───┐ | |
q0_0: ┤0 ├┤ H ├ | |
│ │├───┤ | |
q0_1: ┤1 initialize(0,1,0,0,0,0,0,0) ├┤ H ├ | |
│ │├───┤ | |
q0_2: ┤2 ├┤ H ├ | |
└──────────────────────────────┘└───┘ | |
c0: 3/═════════════════════════════════════ | |
(0.35355339059327373-4.329780281177467e-17j) | |
(-0.35355339059327395+4.3297802811774677e-17j) | |
(0.3535533905932737-4.329780281177466e-17j) | |
(-0.3535533905932738+4.329780281177467e-17j) | |
(0.3535533905932737-4.329780281177466e-17j) | |
(-0.3535533905932739+4.329780281177467e-17j) | |
(0.3535533905932736-4.329780281177465e-17j) | |
(-0.35355339059327373+4.329780281177466e-17j) | |
[0, 0, 1, 0, 0, 0, 0, 0] | |
┌──────────────────────────────┐┌───┐ | |
q0_0: ┤0 ├┤ H ├ | |
│ │├───┤ | |
q0_1: ┤1 initialize(0,0,1,0,0,0,0,0) ├┤ H ├ | |
│ │├───┤ | |
q0_2: ┤2 ├┤ H ├ | |
└──────────────────────────────┘└───┘ | |
c0: 3/═════════════════════════════════════ | |
(0.35355339059327384-4.329780281177467e-17j) | |
(0.35355339059327373-4.329780281177466e-17j) | |
(-0.3535533905932738+4.3297802811774677e-17j) | |
(-0.35355339059327373+4.329780281177467e-17j) | |
(0.3535533905932738-4.329780281177466e-17j) | |
(0.3535533905932737-4.329780281177465e-17j) | |
(-0.35355339059327373+4.329780281177467e-17j) | |
(-0.3535533905932737+4.329780281177466e-17j) | |
[0, 0, 0, 1, 0, 0, 0, 0] | |
┌──────────────────────────────┐┌───┐ | |
q0_0: ┤0 ├┤ H ├ | |
│ │├───┤ | |
q0_1: ┤1 initialize(0,0,0,1,0,0,0,0) ├┤ H ├ | |
│ │├───┤ | |
q0_2: ┤2 ├┤ H ├ | |
└──────────────────────────────┘└───┘ | |
c0: 3/═════════════════════════════════════ | |
(0.35355339059327373-8.659560562354928e-17j) | |
(-0.3535533905932736+8.659560562354932e-17j) | |
(-0.3535533905932736+8.659560562354932e-17j) | |
(0.35355339059327384-8.659560562354934e-17j) | |
(0.3535533905932737-8.659560562354927e-17j) | |
(-0.35355339059327356+8.65956056235493e-17j) | |
(-0.35355339059327356+8.65956056235493e-17j) | |
(0.3535533905932738-8.659560562354932e-17j) | |
[0, 0, 0, 0, 1, 0, 0, 0] | |
┌──────────────────────────────┐┌───┐ | |
q0_0: ┤0 ├┤ H ├ | |
│ │├───┤ | |
q0_1: ┤1 initialize(0,0,0,0,1,0,0,0) ├┤ H ├ | |
│ │├───┤ | |
q0_2: ┤2 ├┤ H ├ | |
└──────────────────────────────┘└───┘ | |
c0: 3/═════════════════════════════════════ | |
(0.35355339059327384+0j) | |
(0.3535533905932738+0j) | |
(0.3535533905932738+0j) | |
(0.35355339059327373+0j) | |
(-0.3535533905932738+4.329780281177467e-17j) | |
(-0.35355339059327373+4.329780281177466e-17j) | |
(-0.35355339059327373+4.329780281177466e-17j) | |
(-0.3535533905932737+4.3297802811774646e-17j) | |
[0, 0, 0, 0, 0, 1, 0, 0] | |
┌──────────────────────────────┐┌───┐ | |
q0_0: ┤0 ├┤ H ├ | |
│ │├───┤ | |
q0_1: ┤1 initialize(0,0,0,0,0,1,0,0) ├┤ H ├ | |
│ │├───┤ | |
q0_2: ┤2 ├┤ H ├ | |
└──────────────────────────────┘└───┘ | |
c0: 3/═════════════════════════════════════ | |
(0.3535533905932737-8.65956056235493e-17j) | |
(-0.3535533905932739+8.659560562354935e-17j) | |
(0.3535533905932736-8.65956056235493e-17j) | |
(-0.35355339059327373+8.659560562354932e-17j) | |
(-0.35355339059327373+8.659560562354933e-17j) | |
(0.35355339059327395-8.659560562354937e-17j) | |
(-0.3535533905932737+8.659560562354932e-17j) | |
(0.3535533905932738-8.659560562354934e-17j) | |
[0, 0, 0, 0, 0, 0, 1, 0] | |
┌──────────────────────────────┐┌───┐ | |
q0_0: ┤0 ├┤ H ├ | |
│ │├───┤ | |
q0_1: ┤1 initialize(0,0,0,0,0,0,1,0) ├┤ H ├ | |
│ │├───┤ | |
q0_2: ┤2 ├┤ H ├ | |
└──────────────────────────────┘└───┘ | |
c0: 3/═════════════════════════════════════ | |
(0.3535533905932738-4.329780281177467e-17j) | |
(0.3535533905932737-4.329780281177466e-17j) | |
(-0.35355339059327373+8.659560562354932e-17j) | |
(-0.3535533905932737+8.65956056235493e-17j) | |
(-0.35355339059327384+4.329780281177468e-17j) | |
(-0.35355339059327373+4.329780281177467e-17j) | |
(0.3535533905932738-8.659560562354934e-17j) | |
(0.35355339059327373-8.659560562354933e-17j) | |
[0, 0, 0, 0, 0, 0, 0, 1] | |
┌──────────────────────────────┐┌───┐ | |
q0_0: ┤0 ├┤ H ├ | |
│ │├───┤ | |
q0_1: ┤1 initialize(0,0,0,0,0,0,0,1) ├┤ H ├ | |
│ │├───┤ | |
q0_2: ┤2 ├┤ H ├ | |
└──────────────────────────────┘└───┘ | |
c0: 3/═════════════════════════════════════ | |
(0.3535533905932737-8.659560562354928e-17j) | |
(-0.35355339059327356+1.2989340843532393e-16j) | |
(-0.35355339059327356+1.2989340843532393e-16j) | |
(0.3535533905932738-8.659560562354934e-17j) | |
(-0.35355339059327373+8.65956056235493e-17j) | |
(0.3535533905932736-1.2989340843532396e-16j) | |
(0.3535533905932736-1.2989340843532398e-16j) | |
(-0.35355339059327384+8.659560562354935e-17j) | |
Total: | |
(1.41421-0j) | |
0j | |
0j | |
(1.41421-0j) | |
(1.41421-0j) | |
(-0+0j) | |
(-0+0j) | |
(-1.41421+0j) |
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