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Quantum Computing
Anindita Sarkar's user avatar
Anindita Sarkar's user avatar
Anindita Sarkar's user avatar
Anindita Sarkar
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question
4
What is the general form for GHZ and W class states?
Apr 19
question
3
Can a generic 2-qubit state be unitarily converted into one of the form $I_2\otimes I_2+\lambda\sigma_z\otimes\sigma_z$?
Jan 31
question
2
How to show that the trace distance equals the maximal total variation distance?
Aug 1, 2023
question
2
Proof that two sets of quantum maps are equivalent only when they are related by a unitary transformation
Aug 14, 2023
question
2
Is the quantum state fidelity defined as $|\langle\psi|\phi\rangle|$ or $|\langle\psi|\phi\rangle|^2$? [duplicate]
Jul 5, 2023
question
2
What's the reasoning behind writing the isometric representation of a channel?
Jul 26, 2023
question
2
Can a SLOCC protocol work only in one direction?
May 15
question
2
How is the expression $\frac{\|\rho^{T_B}\|-1}{2}$ obtained from the definition of negativity?
Mar 6
question
2
Prove that an entanglement witness is optimal iff it's zero on a spanning set of product states
Mar 9
question
1
In the delayed choice quantum eraser, how does Alice verify the equation $\langle\sigma_1\rangle_n=n\cdot x$?
Jul 5, 2023
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8
Position and momentum basis
5
Probability density and wavefunction
5
Trace of operators