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mavzolej
  • Member for 5 years, 1 month
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0 votes
1 answer
186 views

Circuits acting on subsets of qubits in other circuits

2 votes
2 answers
590 views

VQE Cirq example

2 votes
1 answer
151 views

Oracle for amplitude addition

4 votes
1 answer
228 views

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

1 vote
0 answers
21 views

Highly-efficient $n(n+1)$?

1 vote
1 answer
75 views

Exponentiating a tensor product of operators acting on disjoint qubit registers

3 votes
1 answer
215 views

Reflection operator in amplitude amplification for block encoding

0 votes
0 answers
160 views

Adding a phase to a circuit using standard gates

4 votes
1 answer
294 views

Questions on multi-controlled Toffolis and their implementation in Qiskit

0 votes
2 answers
299 views

Modifying measurements in a Qiskit circuit

3 votes
0 answers
69 views

Amplitude amplification on each register in a product state

3 votes
0 answers
102 views

"Wn state" in Bravyi-Kitaev encoding

8 votes
1 answer
380 views

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

4 votes
0 answers
133 views

Grover / amplitude amplification with exponentially high success probability

9 votes
2 answers
614 views

Preparing any superposition of fixed Hamming weight states

2 votes
1 answer
44 views

Comparing qubit values in pairs of qubits

3 votes
1 answer
216 views

Block encoding of a diagonal matrix with equidistant eigenvalues

6 votes
1 answer
391 views

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

6 votes
1 answer
134 views

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

3 votes
2 answers
130 views

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

5 votes
1 answer
105 views

Quantum advantage without phase?

5 votes
0 answers
139 views

Trotter error for bosons in various encodings

5 votes
1 answer
144 views

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

4 votes
0 answers
48 views

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

12 votes
1 answer
9k views

Evaluating expectation values of operators in Qiskit

4 votes
2 answers
155 views

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

6 votes
2 answers
264 views

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

2 votes
0 answers
198 views

Calculating exact expectation values on ibmq_qasm_simulator

2 votes
0 answers
168 views

Qiskit CircuitStateFn.eval() on more than 16 qubits

2 votes
2 answers
74 views

Check if $|\psi\rangle$ is equal to a fixed basis state using the standard set of gates