BEHAVIOR: remove factor 16 pi from phsp factor #435

Job	Run time
pytest / Determine job matrix	5s
pytest / Determine job matrix	5s
style / Determine skipped pre-commit hooks	7s
style / Determine skipped pre-commit hooks	7s
doc / nb / Execute and build documentation	1m 26s
doc / nb / Execute and build documentation	1m 26s
doc / linkcheck / Check external links	1m 19s
doc / linkcheck / Check external links	1m 25s
pytest / Run unit tests (3.10, ubuntu-22.04)	1m 6s
pytest / Run unit tests (3.10, ubuntu-22.04)	1m 6s
pytest / Run unit tests (3.11, ubuntu-22.04)	1m 7s
pytest / Run unit tests (3.11, ubuntu-22.04)	1m 7s
pytest / Run unit tests (3.12, ubuntu-22.04)	1m 8s
pytest / Run unit tests (3.12, ubuntu-22.04)	1m 8s
pytest / Run unit tests (3.7, ubuntu-22.04)	1m 10s
pytest / Run unit tests (3.7, ubuntu-22.04)	1m 10s
pytest / Run unit tests (3.8, ubuntu-22.04)	1m 10s
pytest / Run unit tests (3.8, ubuntu-22.04)	1m 10s
pytest / Run unit tests (3.9, ubuntu-22.04, ampform)	1m 54s
pytest / Run unit tests (3.9, ubuntu-22.04, ampform)	1m 54s
pytest / Run unit tests (3.9, macos-12)	1m 18s
pytest / Run unit tests (3.9, macos-12)	1m 18s
style / Run taplo through pre-commit	19s
style / Run taplo through pre-commit	19s
style / Run local pre-commit hooks	1m 40s
style / Run local pre-commit hooks	1m 40s
doc / Upload to GitHub Pages	0s
doc / Upload to GitHub Pages	0s
style / Push changes	0s
style / Push changes	0s
	27m 44s

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