Fresnel ε=4 (n=2) upstream gold standard

Fresnel ε=4 (n=2) upstream gold standard#

validated · 2026-08-28

analyticalresolution 1analyticalhigh_yieldp0fresnel

This case checks the implementation against an analytical identity, convergence property, or independent physics invariant.

Technical schematic associated with Fresnel ε=4 (n=2) upstream gold standard

Representative field across a layered material geometry.#

What is exercised#

Upstream solver/tests/simulation/physics/test_fresnel.py

This case runs at its declared full benchmark resolution (resolution factor 1.0).

Recorded result#

Metric

Observed / error

Reference / limit

Error

Effective budget

Result

pytest_exit

0

0

0

—

PASS

The table is rendered from progress.json; it is not a hand-written success claim. For metrics that report an error directly, the “observed” column repeats that error and the reference column is the acceptance threshold.

Reproduce#

uv run fdtdx-bench run --case analytical_fresnel_n2

Implementation and provenance: benchmarks/cases/analytical_fresnel_n2/case.yaml, benchmarks/cases/analytical_fresnel_n2/run.py.

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