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add translators for SMEFTsim_general#120

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peterstangl merged 8 commits intowilson-eft:masterfrom
peterstangl:translate_smeftsim_general
Feb 23, 2025
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add translators for SMEFTsim_general#120
peterstangl merged 8 commits intowilson-eft:masterfrom
peterstangl:translate_smeftsim_general

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@peterstangl peterstangl commented Feb 13, 2025

This PR adds the translators between SMEFTsim_general, and the Warsaw up and Warsaw basis. This allows RG evolution in SMEFTsim_general.

I create this as a draft PR since some corrections will be needed due to different conventions in https://arxiv.org/abs/2012.11343 and https://arxiv.org/abs/1008.4884

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Tests are failing due to the missing translators (see #116) of the extended WET flavio sectors added in wcxf/wcxf-bases#10.

@peterstangl peterstangl force-pushed the translate_smeftsim_general branch 2 times, most recently from c46bf9a to 5ed8afb Compare February 21, 2025 15:03
@peterstangl peterstangl force-pushed the translate_smeftsim_general branch from 5ed8afb to 42e4c39 Compare February 21, 2025 16:13
@peterstangl peterstangl marked this pull request as ready for review February 23, 2025 16:28
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After discussing with @IlariaBrivio, the translators should now agree with the definition of the Wilson coefficients in the SMEFTsim_general UFO model. In particular, multiplicity factors are now included (see wcxf/wcxf-bases#16) and Wilson coefficients of operators containing an odd number of field strength tensors change sign when translating between SMEFTsim_general and Warsaw or Warsaw up, accounting for different sign conventions in the covariant derivatives.

@peterstangl peterstangl merged commit 40fa5ca into wilson-eft:master Feb 23, 2025
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