A Classical View of the Qubit - Comments

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Thread starter A. Neumaier
Start date Mar 10, 2019
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Classical Quantum mechanics Quantum physics Qubit

In summary, a qubit is the basic unit of information in quantum computing that can exist in multiple states simultaneously through superposition. The classical view of the qubit differs from the quantum view in that it is based on classical physics and treats the qubit as a binary system with two distinct states. This view is significant as it provides a foundation for understanding quantum computing and developing new applications. In the classical view, entanglement is not possible, but in the quantum view, it is a fundamental concept that plays a crucial role in quantum computing processes. The classical view of the qubit has potential applications in various fields such as computer science, cryptography, and telecommunications.

Mar 10, 2019

A. Neumaier

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Greg Bernhardt submitted a new blog post

A Classical View of the Qubit

Continue reading the Original Blog Post.

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Mar 11, 2019

jedishrfu

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Nice article. I never knew GG Stokes was such a visionary having described the Qubit before we put a name to it.

Mar 13, 2019

A. Neumaier

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I added a link to an online source for Stokes' 1852 paper on the subject.

1. What is a qubit?

A qubit, short for quantum bit, is the basic unit of quantum information in quantum computing. It is the quantum equivalent of a classical bit, and can represent a 0, 1, or a superposition of both states simultaneously.

2. How does a qubit differ from a classical bit?

Unlike a classical bit, which can only exist in one of two states (0 or 1), a qubit can exist in a superposition of both states simultaneously. This allows for more complex calculations and information processing in quantum computing.

3. What is a classical view of the qubit?

The classical view of the qubit refers to the interpretation of a qubit in terms of classical physics and information theory. This view helps to understand and explain the behavior and properties of qubits in quantum computing.

4. What are some potential applications of qubits?

Qubits have the potential to revolutionize fields such as cryptography, machine learning, and drug discovery. They can also greatly improve the efficiency and speed of certain calculations, making them useful in various industries such as finance and logistics.

5. Are there any challenges or limitations to using qubits?

Yes, there are several challenges and limitations to using qubits. One major challenge is the fragile nature of qubits, which can easily be affected by external interference. Another limitation is the difficulty in scaling up quantum systems to a large number of qubits, which is necessary for more complex calculations. Additionally, the technology and infrastructure for quantum computing are still in its early stages, making it expensive and inaccessible for many researchers and companies.