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Find answers to your questions about Quantum Computing or help others by answering their Quantum Computing questions.

Is it possible to perform an operation on two qubits with initial states as follows: $$q_1: 1/sqrt(2)(|0rangle + exp(0.a_1a_2a_3)|1rangle)$$$$q_2: 1/sqrt(2)(|0rangle + |1rangle)$$ To resultant state:- $$q_1:...

Asked on 01/03/2022

1I have the following circuit which consists of symmetric modules. I compiled the circuit in IBM Quantum experience backend - ibmq_qasm_simulator, 8192 shots. The result is not equiprobable. Why? Since...

Asked on 01/01/2022

1There are two groups of quantum gates - Clifford gates and non-Clifford gates. Representatives of Clifford gates are Pauli matrices $I$, $X$, $Y$ and $Z$, Hadamard...

Asked on 12/30/2021

1Intention - To learn and apply QFT on time-series data and compare the result with classical FFT. Data Used - Small timeseries data of 16 points -array([ ...

Asked on 12/27/2021

0import cirqdef set_io_qubits(qubit_count): input_qubits = [cirq.GridQubit(i, 0) for i in range(qubit_count)] return (input_qubits)def debug_oracle(input_qubits): yield (cirq.H(input_qubits[0]))def make_grover_circuit(input_qubits, oracle): ...

Asked on 12/18/2021

1I don't know how to prepare using Qiskit the following state in order to implement a Steane's 7-qubit code circuit (I omit the normalization factor):begin{align*} |0_Lrangle =&|0000000rangle+|1010101rangle+|0110011rangle+|1100110rangle+\...

Asked on 12/18/2021

2As shown e.g. in Watrous' book (Proposition 6.6, page 314), a separable state $rho$ can always be written as a convex combination of at most ...

Asked on 12/13/2021

1I have heard this is the case but can not find a source even discussing this. Can any problem that can be solved by a Quantum Computer, also be solved...

Asked on 12/11/2021

2I'm creating a gate for a project and need to test if it has the same results as the original circuit in a simulator, how do I build this gate...

Asked on 12/09/2021

6I was reading about the Steane's code for QEC. However I could not find any implementation or circuit describing its creation. Can anyone share/explain how the Steane's code could be...

Asked on 12/05/2021

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