Quantum Circuit Simulator

Quantum Circuit Simulator

A web-based quantum circuit simulator that allows users to design and simulate quantum circuits directly in their browser.

Features

  • Visual circuit designer: Drag-and-drop interface for building quantum circuits
  • Real-time simulation: Instant simulation of quantum circuits with up to 10 qubits
  • Educational tools: Built-in tutorials and explanations of quantum computing concepts
  • Export capabilities: Export circuits to various formats (QASM, JSON, images)

Technical Details

The simulator is built using modern web technologies:

  • Frontend: React with TypeScript for type safety
  • Quantum simulation: Custom JavaScript implementation of quantum state evolution
  • Visualization: D3.js for circuit visualization and state display
  • Math rendering: KaTeX for displaying mathematical expressions

Mathematical Foundation

The simulator implements the mathematical framework of quantum mechanics, including:

  • State vectors: Quantum states represented as complex vectors
  • Unitary operations: Quantum gates as unitary matrices
  • Measurement: Probabilistic measurement according to quantum mechanics

The evolution of a quantum state is calculated using:

where represents the unitary matrix for quantum gate .

Usage

  1. Select quantum gates from the palette
  2. Drag and drop gates onto the circuit
  3. Configure gate parameters as needed
  4. Run the simulation to see the results
  5. Export the circuit for sharing or further analysis

Contributions

This is an open-source project welcoming contributions from the quantum computing community.