Is the Energy Level a Root of the Function in Quantum Operator Theory?

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  • #1
tpm
72
0
let be:

[tex] f( \hat H ) | \Psi > =0 [/tex] where [tex] | \Psi > [/tex] is an 'Eigenvalue'

of the operator 'T' my question is if in this case the number

[tex] \hat T | \Psi > =E_{n} | \Psi > [/tex] satisfy [tex] f( E_{n}) =0 [/tex]

so the energies are precisely the roots of f(x).
 
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  • #2
|x> usually means an element in a Hilbert space, doesn't it, Jose? Why is that an 'Eigenvalue'. What is f. What is H? What is H-hat? What is T hat?
 
  • #3
I believe H is the Hamiltonian and T is the Kinetic Energy operators.

You may have better luck posting this in the Quantum Physics section.
 

FAQ: Is the Energy Level a Root of the Function in Quantum Operator Theory?

What is operator theory?

Operator theory is a branch of mathematics that studies linear transformations, also known as operators, between vector spaces. It involves the use of abstract algebra and functional analysis to understand the properties and behavior of these operators.

What are the applications of operator theory?

Operator theory has a wide range of applications in various fields such as physics, engineering, and computer science. It is used to model and analyze systems in quantum mechanics, signal processing, control theory, and many other areas.

What are the main types of operators in operator theory?

The main types of operators in operator theory are linear operators, bounded operators, and compact operators. Linear operators preserve the structure of vector spaces, bounded operators have finite norm, and compact operators map infinite-dimensional spaces to finite-dimensional ones.

What is the difference between an operator and a function?

An operator is a mapping between two vector spaces, while a function is a mapping between two sets. Operators act on elements of a vector space, whereas functions act on elements of a set. In other words, an operator is a special type of function that operates on vectors.

How is operator theory related to functional analysis?

Operator theory is closely related to functional analysis, which is the study of vector spaces and their linear transformations. In fact, operator theory is often considered a subfield of functional analysis. Functional analysis provides the tools and techniques for analyzing operators, while operator theory focuses on the properties and behavior of these operators.

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