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mavzolej
  • Member for 5 years, 2 months
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12 votes
1 answer
9k views

Evaluating expectation values of operators in Qiskit

3 votes
1 answer
1k views

Expressing a term of an $n$-qubit Hamiltonian in terms of Pauli operators

3 votes
1 answer
1k views

How to do state tomography when using sampling in Qiskit?

2 votes
3 answers
1k views

Creating a custom VariationalForm in Qiskit

3 votes
1 answer
942 views

Matrix mod 2 multiplication

2 votes
1 answer
852 views

Uniform superposition of states with one qubit set to $|1\rangle$ and others to $|0\rangle$

9 votes
2 answers
618 views

Preparing any superposition of fixed Hamming weight states

2 votes
1 answer
596 views

Jordan-Wigner $\leftrightarrow$ Bravyi-Kitaev transformation in Qiskit

2 votes
2 answers
591 views

VQE Cirq example

5 votes
1 answer
577 views

Defining a custom parametric gate in Qiskit in terms of standard gates?

0 votes
1 answer
451 views

What is the proper way of doing Pauli arithmetic in Qiskit?

2 votes
1 answer
426 views

Trotterizing a Pauli sum in Qiskit

6 votes
1 answer
394 views

What are the relations between the permutation group and the Clifford group?

8 votes
1 answer
381 views

$n$ qubit vs. a $d=2^n$ qudit states and measurements

0 votes
2 answers
304 views

Modifying measurements in a Qiskit circuit

4 votes
1 answer
302 views

Questions on multi-controlled Toffolis and their implementation in Qiskit

1 vote
1 answer
269 views

Quantum error correction on IBM devices?

6 votes
2 answers
264 views

Exponentiating Pauli matrices using trapped ion native gates (single-qubit rotations + XX, YY, ZZ)

2 votes
0 answers
235 views

Preparing arbitrary two- and multi-qubit states with real amplitudes

4 votes
1 answer
232 views

How do I construct a circuit to reshuffle some computational basis vectors?

3 votes
1 answer
221 views

Block encoding of a diagonal matrix with equidistant eigenvalues

3 votes
1 answer
215 views

Reflection operator in amplitude amplification for block encoding

2 votes
0 answers
198 views

Calculating exact expectation values on ibmq_qasm_simulator

0 votes
1 answer
186 views

Circuits acting on subsets of qubits in other circuits

6 votes
1 answer
172 views

Is there any legitimate information about Microsoft quantum hardware?

10 votes
0 answers
171 views

Anti-symmetrization on the lattice

2 votes
0 answers
168 views

Qiskit CircuitStateFn.eval() on more than 16 qubits

6 votes
0 answers
160 views

Encoding bosonic degrees of freedom

0 votes
0 answers
160 views

Adding a phase to a circuit using standard gates

4 votes
2 answers
155 views

Can error correction for a classical algorithm with bit flips be easier than for a general quantum circuit?