QMA stands for the complexity class Quantum Merlin Arthur.
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Two definitions of $QMA$
In this question, I am trying to understand the equivalence between the following two definitions of the complexity class QMA.
In Quantum Computational Complexity, John Watrous defines the class QMA ...
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Simulation of every physical quantum system on quantum computer
Let me quote from the section 9.3 of Classical and Quantum Computation by Kitaev, Shen and Vyalyi.
With high confidence, we may claim that every physical quantum system
can be efficiently ...
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What is the Relationship between QMA and AM?
I read in S. P. Jordan, D. Gosset, P. J. Love's "$QMA$-complete problems for stoquastic Hamiltonians and Markov matrices" that it is unlikely that $QMA \subseteq AM$.
I was surprised about this ...
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Understanding QMA
This question comes out of an answer Joe Fitzsimons gave to a different question. Most natural complexity classes have a one-line "intuitive description" that helps characterize core problems in that ...
