Crossing symmetry - #49

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claude/fortran-cross-symmetry-3f13f3

Commits on Jul 21, 2026

add chek crossing functionality (with f2py call to fortran)
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Commits on Jul 22, 2026

Extend crossing symmetry to standalone_cpp/mg7 and add check-crossing driver

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Keep crossed subprocesses under --use_crossing=False (restore 3.x completeness)

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madevent crossing M0 (slice 1): SMATRIX/MATRIX crossing holes, OFF byte-equivalent

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madevent crossing M0 (slice 2): ON path for the group SMATRIX (compiles+links)

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madevent crossing M0: disable helicity recycling for a crossing output

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madevent crossing: support helicity recycling (drop the disable)

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madevent crossing #6/#7 (piece 1): partition_crossing_classes helper

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madevent crossing #6/#7: make partition_crossing_classes per-flavor

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madevent crossing M0 fix: NFLAV must be iden (max_flavor), not masks

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madevent crossing #6/#7: per-flavor auto_dsig routing to a shared base ME

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madevent crossing: helicity recycling + router (drop the merged-group disable)

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madevent crossing: madevent now accepts crossing (update the gate test)

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madevent crossing: fix router LHE colour flow (COLMAP)

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madevent crossing: block beam polarisation + EVA under crossing

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madevent crossing Track B: cross-group ME reuse via symlink (lepton/photon)

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madevent crossing Track B: share the base .o + parallel build of all P dirs

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madevent crossing Track B: event helicity (+colour) remap for cross-group

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madevent crossing Track B: share the optim too via a union good-hel

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madevent crossing Track B: tag 'crossing' limitation for cross-group too

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madevent crossing Track B: CONFIGMAP for the multi-channel channel

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madevent crossing: degate cross-group sharing for hadronic p p

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