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Ian Gershon Teixeira's user avatar
Ian Gershon Teixeira's user avatar
Ian Gershon Teixeira's user avatar
Ian Gershon Teixeira
  • Member for 2 years, 5 months
  • Last seen this week
13 votes
2 answers
623 views

What are the possible non-entangling two-qubit gates?

12 votes
3 answers
954 views

Why can't there be an error detecting code with fewer than 4 qubits?

9 votes
1 answer
1k views

Prove that adding any non Clifford gate to the Clifford group yields a universal gate set

8 votes
2 answers
750 views

Additive Codes: What are they? And how are they related to stabilizer codes?

7 votes
1 answer
217 views

Circuit from finite group of gates and classical simulations

7 votes
1 answer
557 views

Is the Clifford group a semidirect product?

7 votes
1 answer
254 views

Is this single qubit gate in the Clifford hierarchy?

7 votes
1 answer
230 views

Do non-stabilizer codes have integer weight enumerator?

7 votes
0 answers
181 views

Is every $ ((11,2,5)) $ code equivalent to the $ [[11,1,5]] $ stabilizer code?

7 votes
1 answer
207 views

Which Clifford groups are 2-designs?

7 votes
1 answer
183 views

Why is the orbit of a unitary t design a complex projective t design?

7 votes
2 answers
1k views

Is there a no-go theorem for or an upper bound on code threshold?

7 votes
1 answer
150 views

What is the stabilizer rank of the W state?

6 votes
0 answers
139 views

Universal gate set for the $ [[15,1,3]] $ code

6 votes
2 answers
128 views

Codes saturating the bound d=(n+1)/2

6 votes
1 answer
152 views

Is the Steane code the only $ [\![7,1,3]\!] $ CSS code?

6 votes
1 answer
209 views

Is the Clifford hierarchy finite?

6 votes
1 answer
313 views

What are well-known orthogonal 2-designs, other than the real Clifford group?

6 votes
2 answers
717 views

Example non-stabilizer code?

6 votes
2 answers
1k views

What are the transversal gates of Shor's $[\![9,1,3]\!]$ code?

5 votes
1 answer
182 views

The adjoint representation and irreducibility of the Clifford group

5 votes
1 answer
465 views

In the Clifford group, is the center of $ \overline{\text{Cl}_n} \equiv\text{Cl}_n/U(1)$ trivial?

5 votes
1 answer
416 views

Eastin Knill Theorem and groups of transversal gates

5 votes
2 answers
419 views

Exotic transversal gate group for stabilizer code

5 votes
0 answers
106 views

Famous qutrit codes with no qubit analogue

5 votes
2 answers
227 views

Does a $ [[5,1,2]] $ CSS code exist?

5 votes
0 answers
154 views

Does a $ [[23,1,9]] $ code exist?

5 votes
1 answer
306 views

Do Clifford gates preserve distance?

5 votes
1 answer
219 views

Code whose only transversal gate is phase gate $ P $

5 votes
1 answer
494 views

How many $ \sqrt{X} $ are there?