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Newest 'resource-request' Questions - Quantum Computing Stack Exchange
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Learn more about TeamsQuestions tagged [resource-request]
For questions that involve a request for resources to learn anything related to quantum computing or quantum information.
369 questions
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4
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0
answers
92
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How to go about learning qLDPC codes?
you may assume I have strong background upto Stabilizer codes (including CSS codes, toric code, surface code etc.). My question is, to learn state of the art qLDPC code, e.g. PK codes and others, what ...
1
vote
1
answer
115
views
Circuit's action on a mixed state
I don't know whether my question is trivial or meaningless. Apologies if so.
A quantum circuit is meant to get as input a ket state. Such a configuration finds direct correspondence in density ...
0
votes
1
answer
63
views
What's the goal of the exercises in Quantum Flytrap?
I'm at the first puzzle of Quantum Flytrap, I've tried to block the photons and to let them pass, but I'm never told that I've succeeded (or failed).
What's the goal of the game? I'm feeling a bit ...
2
votes
0
answers
76
views
Magic state distillation via Braiding
In a classic paper from 2005 Bravyi has introduced a model of quantum computation based on topological "Ising anyons". Formally, this model amounts to performing quantum computation on $n$ ...
7
votes
1
answer
188
views
Depth and Width Bounds for Controlled Unitaries in Quantum Circuits
Let $U$ be a unitary operator acting on $d$ qubits constructed by taking tensor products of single-qubit rotation gates. Let $C^nU$ denote a controlled-$U$ operation, where the control is implemented ...
1
vote
1
answer
78
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Resources for study Quantum simulation algorithm for beginners
My major is math,so I am new in physics.
I am currently studying Chapter 4 of Nielsen & Chuang's book on quantum simulation algorithms, but I find some of the concepts difficult to understand. For ...
1
vote
2
answers
232
views
Resources on Hamiltonian Simulation
Can anyone recommend rigorous lecture notes or books on Hamiltonian simulation? I'm looking for sources that start from the basics and include formal proofs. I have some background in quantum ...
3
votes
2
answers
223
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Quantum Monte Carlo and Quadratic Speedup
In classical Monte Carlo, when we want to predict a value for something which has inherent uncertainty, such as predicting a stock value, we use a mathematical model like Geometric Brownian Motion and ...
2
votes
0
answers
35
views
Why does ⟨Z⟩ represent the gradient of P in QGANs, and how does it inform the design of the generator and discriminator?
I’m studying a paper called Quantum generative adversarial networks by
Pierre-Luc Dallaire-Demers and Nathan Killoran that introduces a layered structure for the generator and discriminator circuits ...
4
votes
0
answers
125
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Factoring 30-bit Numbers with Qiskit and IBM Hardware: Is This Approach Unique? [closed]
I’ve been learning and exploring quantum computing concepts for over one to two years, but I’ve only started working practically with quantum hardware and Qiskit for about 30 days. Using IBM Quantum's ...
2
votes
0
answers
54
views
Typical coherent error over- / underotation values
I am thinking about coherent errors when applying quantum gates. As far as I have read, those are somehow more problematic than incoherent errors since they accumulate quadratically while incoherent ...
1
vote
0
answers
133
views
fault-tolerant syndrome extraction on a 2D square grid
Is there a known fault-tolerant syndrome extraction method for measuring an arbitrary multi-qubit Pauli operator on a 2D square grid of qubits?
I deliberately left out a space or time constraint. For ...
4
votes
1
answer
90
views
What are 7 qubit error-correcting stabilizer codes with the 10 possible weight enumerators?
The paper https://arxiv.org/abs/0709.1780 claims to find all stabilizer codes, up to equivalence, with parameters $ [[7,1,3]] $.
A few of these I can think of off the top of my head. For example the ...
2
votes
3
answers
306
views
Variational quantum eigensolver tutorial
I am looking some good paper and coding tutorial for variational quantum eigensolver.
It would be great if someone can guide me on this?
8
votes
1
answer
195
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What is the name for the matrix of amplitudes for a bipartite state?
I'm not one for names of things, more concepts. However, when I teach, that creates problems as I can't put a name on something for students to be able to go and find more information. In particular, ...
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quantum-algorithms × 57
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complexity-theory × 18
quantum-gate × 17
simulation × 15
research × 15
entanglement × 14
machine-learning × 13
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quantum-state × 12
vqe × 11
optimization × 10
ibm-q-experience × 8
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photonics × 7
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