Sanchayan Dutta's user avatar
Sanchayan Dutta's user avatar
Sanchayan Dutta's user avatar
Sanchayan Dutta
  • Member for 5 years, 11 months
  • Last seen more than a month ago
4 votes
0 answers
64 views

Why are all the error cosets $Q.S$ given the erasure chain $\mathcal E$ and a syndrome $\sigma$ equiprobable? (Delfosse-Zémor)

4 votes
2 answers
243 views

How exactly is solving the random circuit sampling problem a computation in the Church-Turing thesis sense?

4 votes
1 answer
491 views

Shorthand notation for the sign flip gate

4 votes
1 answer
191 views

Ethics: Publishing a corrected version of a moderately cited paper having several minor errors

4 votes
1 answer
147 views

What does $||A|| = 1$ mean in the definition of QLSP?

4 votes
1 answer
170 views

How are two different registers being used as "control"?

4 votes
1 answer
410 views

CTCs and information time travel — what non-trivial insights do they lead to?

4 votes
0 answers
47 views

Complexity analysis of separability in the multipartite case

4 votes
3 answers
1k views

Purity of mixed states as a function of radial distance from origin of Bloch ball

4 votes
1 answer
95 views

How does $x^{\frac{r}{2}} \equiv -1 \pmod {p_i^{a_i}}$ follow from "if all these powers of $2$ agree"?

4 votes
1 answer
1k views

Intuitive Proof: BQP ⊆ PP

4 votes
1 answer
102 views

Creating .gifs corresponding to Quirk simulations

3 votes
1 answer
170 views

Aren't reversible logic gates a necessity for efficiently executing quantum algorithms?

3 votes
0 answers
73 views

Geometric interpretation of 1-distillability

3 votes
2 answers
253 views

Is a ccH, ccX and ccH equivalent to a cH, ccX and cH sequence?

3 votes
2 answers
1k views

Is quantum computing limited to a superposition of only two states?

3 votes
2 answers
397 views

What is the probability of observing a search string $\omega$ after $r$ iterations of Grover's algorithm?

3 votes
1 answer
245 views

Can quantum entanglement be expressed in terms of knot theory?

2 votes
1 answer
769 views

How to define custom controlled unitaries in OPENQASM 2.0?

2 votes
1 answer
139 views

Is it possible to construct an equivalent quantum circuit from a CORDIC-based digital circuit?

2 votes
1 answer
422 views

How to draw a multiple qubit controlled NOT gate using qasm2circ?

2 votes
1 answer
236 views

What is the general variety corresponding to the Segre embedding for $n$-qubit systems?

2 votes
2 answers
352 views

What do "hyperparallel algorithm" and "hyperentangled state" mean?

1 vote
2 answers
355 views

How does the stated Pauli decomposition for $\operatorname{CP\cdot A\cdot CP}$ arise?

1 vote
1 answer
83 views

Why is correlation in the $X$ basis represented as $X\otimes X = 1$?

1 vote
1 answer
133 views

Confusion regarding probability of period resulting in factoring

0 votes
1 answer
151 views

Why do we search for square roots of 1 in Shor's algorithm unlike the quadratic sieve?

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