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description: Rechnen mit Quanten
---

# Quantum-Gates

Unsere elementarsten Baustein sind die Gates. Hier eine Liste an verfügbaren Gates von Qiskit:

[https://qiskit.org/documentation/apidoc/circuit\_library.html](https://qiskit.org/documentation/apidoc/circuit_library.html)

Diese Gates finden wir natürlich auch in Pennylane:

[https://pennylane.readthedocs.io/en/stable/introduction/operations.html](https://pennylane.readthedocs.io/en/stable/introduction/operations.html)

Bevor ihr mit dem Lesen startet: Eine Vertiefung zu der Bloch-Sphere:

![](https://4092223458-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MjY9ZUOIiOq3c33tSsV%2Fuploads%2FLltQ6krD1I7w6pI9hMbS%2Fgrafik.png?alt=media\&token=97f8626c-eec6-4168-ac7c-c46313c64ff5)

![](https://4092223458-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MjY9ZUOIiOq3c33tSsV%2Fuploads%2FRaIiE0XTtst04e6Fmh4l%2Fgrafik.png?alt=media\&token=70be64b1-a3e9-4b1a-b930-672cbb67c19d)

[https://threeplusone.com/pubs/on\_gates.pdf](https://threeplusone.com/pubs/on_gates.pdf) by Gavin Crooks

Gates:

### The Hadamard operator

Hadamard: [https://pennylane.readthedocs.io/en/stable/code/api/pennylane.Hadamard.html](https://pennylane.readthedocs.io/en/stable/code/api/pennylane.Hadamard.html)

### CNOT operator

CNOT: [https://pennylane.readthedocs.io/en/stable/code/api/pennylane.CNOT.html](https://pennylane.readthedocs.io/en/stable/code/api/pennylane.CNOT.html)

![](https://4092223458-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MjY9ZUOIiOq3c33tSsV%2Fuploads%2FNbKKJzj29mnArK6ftJOh%2Fgrafik.png?alt=media\&token=23979fb3-fcfe-45c9-913a-969f48269722)

### The controlled-Z operator

CZ: [https://pennylane.readthedocs.io/en/stable/code/api/pennylane.CZ.html](https://pennylane.readthedocs.io/en/stable/code/api/pennylane.CZ.html)

![](https://4092223458-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MjY9ZUOIiOq3c33tSsV%2Fuploads%2FmmL63ynROVw4UsL1oRL4%2Fgrafik.png?alt=media\&token=00346f99-7014-41bc-afad-41235534a38f)
