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sft-wick
sft-wick

Contents

  • Installation
  • Theoretical Background
    • The MSR Formalism
    • Wick’s Theorem
    • Feynman Diagram Rules
  • Getting Started
  • User Guide
    • Workflow API (L1 + L2)
    • Time discretization (dt)
    • Parallelism (n_jobs)
    • Fields and Field Operators
    • Interaction Vertices and Actions
    • Computing Perturbative Expansions
    • The Expression Tree
    • Expression Simplification
    • Feynman Diagrams
    • LaTeX Output
  • Examples
    • Zeroth-Order Moments
    • First-Order Perturbation Theory
    • Multi-Component Fields
    • Non-Local Interactions
    • Advanced Usage
    • Interactive Notebook
      • Quick Start
      • Multi-Component Fields and Perturbative Expansion
      • Itô Prescription and Causal R-Loop Elimination
      • Response Phase Convention
      • Topology-Based Term Collection
  • Verification
  • API Reference
    • sft_wick.workflow — High-Level Workflow API (L1 + L2)
    • sft_wick.fields — Fields and Field Operators
    • sft_wick.expressions — Symbolic Expression Tree
    • sft_wick.vertices — Vertices and Vertex Instances
    • sft_wick.action — Action Definition
    • sft_wick.wick — Wick Contraction Engine
    • sft_wick.propagators — Propagator Contraction Rules
    • sft_wick.perturbation — Perturbative Expansion Driver
    • sft_wick.simplify — Expression Simplification
    • sft_wick.evaluate — Numerical Evaluation Pipeline
    • sft_wick.diagrams — Feynman Diagram Representation
    • sft_wick.drawing — Diagram Rendering
    • sft_wick.drawing_tikz — TikZ/PGF Diagram Backend
    • sft_wick.render_style — Visual Style Specifications
    • sft_wick.indices — Index Management
    • sft_wick.latex — LaTeX Formatting
    • sft_wick._util — Internal Utilities
  • Contributing
  • Changelog
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Interactive Notebook¶

A Jupyter notebook demonstrating the complete sft-wick workflow interactively, including diagram rendering.

  • Quick Start
  • Multi-Component Fields and Perturbative Expansion
  • Itô Prescription and Causal R-Loop Elimination
  • Response Phase Convention
  • Topology-Based Term Collection
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