Question

what is quantum state or system

Answer 1

the condition in which a physical system exists, usually described by a wave function or a set of quantum numbers.

Answer 2

qauntum is a state.
and if ur question is
what is quantum state of system?
the answer is :- In the mathematical formulation of qauntum mechanics, pure quantum states correaponds to vectors in a Hilbert space, while each observable quantity (such as the energy or momentum of particles) is associated with a mathematical operator. The operator serves as linear function which acts on the states of system.




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