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Getting Started
1. The Pipeline
2. Declaration: Parameters, Fields, Groups
3. Writing the Lagrangian
4. Checking Invariance
5. Spontaneous Symmetry Breaking
6. Mass Matrices
7. Diagonalization and the Physical Basis
8. Extracting Vertices
9. Export
10. Verification Philosophy
11. Suggesting Invariant Terms
12. Gauge-Anomaly Cancellation
13. Electric Charge and the Vertex Checks
14. Quark Flavour Mixing (CKM)
15. Decay Widths
16. Extending the Decay Calculator
17. Extending to 2→2 Scattering
Tutorials
Examples Gallery
Validated against MadGraph
Roadmap: Status and Remaining Work
Conventions
API Reference

feynlag.verify.checks.is_symmetric¶

feynlag.verify.checks.is_symmetric(M)[source]¶: Whether M = Mᵀ — e.g. Majorana mass matrices.

feynlag.verify.checks.numeric_equal

feynlag.verify.checks.is_hermitian

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feynlag.verify.checks.is_symmetric
- is_symmetric()