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mavzolej
  • Member for 4 years, 11 months
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12 votes
1 answer
8k views

Evaluating expectation values of operators in Qiskit

10 votes
0 answers
170 views

Anti-symmetrization on the lattice

9 votes
2 answers
555 views

Preparing any superposition of fixed Hamming weight states

8 votes
1 answer
365 views

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

6 votes
0 answers
157 views

Encoding bosonic degrees of freedom

6 votes
1 answer
168 views

Is there any legitimate information about Microsoft quantum hardware?

6 votes
2 answers
259 views

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

6 votes
1 answer
340 views

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

6 votes
1 answer
125 views

Why can't we implement fault-tolerant single qubit rotations continuously?

5 votes
1 answer
103 views

Quantum advantage without phase?

5 votes
1 answer
142 views

Implementing $a^\dagger|\psi\rangle$

5 votes
0 answers
135 views

Trotter error for bosons in various encodings

5 votes
1 answer
549 views

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

4 votes
0 answers
47 views

Trading gates for qubits in the Hadamard test for $\langle 0| V^\dagger G U | 0\rangle$... using the SWAP test?

4 votes
2 answers
144 views

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

4 votes
0 answers
128 views

Grover / amplitude amplification with exponentially high success probability

4 votes
1 answer
207 views

Questions on multi-controlled Toffolis and their implementation in Qiskit

3 votes
1 answer
887 views

Matrix mod 2 multiplication

3 votes
0 answers
66 views

Amplitude amplification on each register in a product state

3 votes
1 answer
1k views

How to do state tomography when using sampling in Qiskit?

3 votes
1 answer
149 views

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

3 votes
2 answers
124 views

Can D-Wave machines be applied to simulate Hamiltonians arising in quantum physics?

3 votes
1 answer
176 views

Block encoding of a diagonal matrix with equidistant eigenvalues

3 votes
0 answers
99 views

"Wn state" in Bravyi-Kitaev encoding

2 votes
1 answer
104 views

Preparing a linear combination of two $1$-occupied states

2 votes
1 answer
1k views

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

2 votes
3 answers
1k views

Creating a custom VariationalForm in Qiskit

2 votes
2 answers
582 views

VQE Cirq example

2 votes
1 answer
826 views

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

2 votes
0 answers
228 views

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