default.qubit

default.qubit is PennyLane’s most featureful device that is perfect for fast prototyping with small-scale circuits.

Recommended for:

• Small-scale state vector simulations.
• Fully differentiable workflows.
• Use with just-in-time compilation from JAX.
• Parallelization over circuit runs using Python multithreading.
• All operating systems.

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Documentation

To learn more, please visit the device documentation:

• default.qubit documentation

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Installation

The default.qubit device is included in PennyLane. It can be installed with:

pip install pennylane

For more details on installation and dependencies, visit the Install PennyLane page.

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Device Initialization

Initialize the device in PennyLane with:

import pennylane as qml
dev = qml.device('default.qubit', wires=5) 

For more details on device settings and keyword arguments, see the device documentation.