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user1271772
  • Member for 5 years, 10 months
  • Last seen this week
  • Caltech
53 votes
Accepted

Is quantum computing just pie in the sky?

23 votes
Accepted

Introductory material for quantum machine learning

22 votes
Accepted

Did D-Wave show quantum advantage in 2023?

17 votes
Accepted

What is a list of research journals publishing quantum computing articles?

14 votes
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How can I decompose a matrix in terms of Pauli matrices?

12 votes
Accepted

What makes representing qubits in a 3D real vector space possible?

11 votes
Accepted

Is there a name for the 3-qubit gate that does NOT NOT NOTHING?

11 votes

How to implement the 4 Bell states on the IBM Q (composer)?

11 votes

What exactly are anyons and how are they relevant to topological quantum computing?

10 votes

Can quantum computing be profitable without quantum hardware?

10 votes
Accepted

Why is the CNOT gate matrix a valid representation for two-qubit states?

10 votes

How does the NOT gate generalize beyond binary?

9 votes

Why do quantum computers have more qubits than classical computers have bits?

9 votes
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Why does QAOA achieve quantum supremacy in an algorithmic sense?

9 votes
Accepted

Are there any estimates on how complexity of quantum engineering scales with size?

9 votes
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When was the first use of the word Entanglement?

9 votes

Is quantum computing just pie in the sky?

9 votes

Are quantum computers just a variant on Analog computers of the 50's & 60's that many have never seen nor used?

8 votes
Accepted

Quantum states are unit vectors... with respect to which norm?

8 votes
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HHL algorithm -- why isn't the required knowledge on eigenspectrum a major drawback?

8 votes
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Is there an intuition built on ansatz in VQE algorithm or is it more a trial and error approach?

8 votes
Accepted

Does a Wigner function uniquely determine a quantum state?

8 votes
Accepted

If a Hamiltonian is quadratic in the ladder operator, why is its time evolution linear in the ladder operator?

8 votes

Why exactly are variational algorithms considered promising?

7 votes

How accurate is this figure by TIME magazine?

7 votes

Does the D-Wave hardware show any advantage for academic use-cases, for example in condensed matter physics?

7 votes
Accepted

Why Google has used $\sqrt{X}$ and $\sqrt{Y}$ instead of $X$ and $Y$ in supremacy experiment?

7 votes
Accepted

Does quantum computers give any advantage over classical computers in Sudoku?

7 votes

Why is the transpose of a density matrix positive and trace preserving?

7 votes

What are magic states?

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