Timeline for What is the best way to extend a state $\rho_S$ to a tensor product of spaces ${\cal H}_S\otimes{\cal H}_A?$
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
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| Jul 23, 2021 at 19:20 | comment | added | Quantum Mechanic | @NorbertSchuch you don't think? The question asked about using $\rho_{SA}=\rho_S\otimes\mathbb{I}$... ahh, your answer is much more in the spirit of the question, this is explicitly just the letter | |
| Jul 23, 2021 at 17:04 | comment | added | Norbert Schuch | @QuantumMechanic This is not at all in the spirit of the question. | |
| Jul 15, 2021 at 2:06 | vote | accept | Brown Hole | ||
| Jul 14, 2021 at 19:36 | comment | added | Quantum Mechanic | Notably, in the spirit of the question being posed, one can choose $\rho_A=\mathbb{I}/\mathrm{Tr}(\mathbb{I})$. | |
| Jul 14, 2021 at 19:28 | history | answered | Rammus | CC BY-SA 4.0 |