Quirk: Quantum Circuit Simulator

Version 2.3

Welcome to Quirk

A drag-and-drop quantum circuit simulator.

Shortcut	Action
`Ctrl` + `z`	Undo
`Ctrl` + `Shift` + `z` (or `Ctrl` + `y`)	Redo
`Middle Mouse Button` on gate in circuit	Delete gate
`Shift` + `Left Mouse` on gate in circuit	Duplicate gate
`Ctrl` / `Meta` + drag gate in circuit	Move dependent gates together (e.g. controlled gates)
`Shift` + `Ctrl` / `Meta` + drag gate in circuit	Duplicate & move gate

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Useful details to mention (auto-included if you use the create/email links above):

PRE-DRAWN

POST-DRAWN

From Rotation		From Matrix		From Circuit
axis ° angle ° global phase		ensure unitary (by SVD)		From part of current circuit: column range wire range Inputs: (none), Weight: 0
	OR		OR
circuit symbol		circuit symbol		circuit symbol