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cuStateVec: A High-Performance Library for State Vector Quantum Simulators
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Welcome to the cuStateVec library documentation!

**NVIDIA cuStateVec** is a high-performance library dedicated to operations with state vectors for expressing quantum algorithms.
cuStateVec is a component of the :doc:`NVIDIA cuQuantum SDK <../index>`.

**Download:** https://developer.nvidia.com/cuQuantum-downloads


.. topic:: Key Features

   * Provide APIs for:
   
     * Gate application
     * Measurement
     * Expectation
     * Sampling
     * Logging purposes
   
   ..
     * Multi-GPU APIs:
     * Qubit reordering capability to minimize communication among GPUs


.. topic:: Support

   * *Supported GPU Architectures*: ``Volta`` and ``Ampere``
   * *Supported OSes*: ``Linux``
   * *Supported CPU Architectures*: ``x86_64``, ``ARM64``, ``ppc64le``


.. topic:: Prerequisites

   * `CUDA 11.4 toolkit (or above) <https://developer.nvidia.com/cuda-downloads>`_ and compatible driver (see `CUDA Driver Release Notes <https://docs.nvidia.com/cuda/cuda-toolkit-release-notes/index.html#cuda-major-component-versions>`_).
   * `NVIDIA HPC SDK v21.11 (or above) <https://developer.nvidia.com/nvidia-hpc-sdk-downloads>`_


.. toctree::
   :caption: Contents
   :maxdepth: 2

   release_notes
   overview
   getting_started
   api/index