39 lines
1.5 KiB
Plaintext
39 lines
1.5 KiB
Plaintext
This is a list of changes to hpair.f since October 1998:
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May 8 2017: Reading in of Z decay width corrected.
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(thanks to M. Muehlleitner)
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June 19 2015: Bug corrected for consistent calculation of LO cxn
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(thanks to R. Gr"ober)
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June 12 2015: Version 2.00: Major upgrade
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- Inclusion of dim6 operators up to NLO according to
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R.~Grober, M.~Muhlleitner, M.~Spira and J.~Streicher,
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%``NLO QCD Corrections to Higgs Pair Production including Dimension-6
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%Operators,''
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arXiv:1504.06577 [hep-ph].
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with the according extension of the input file (see the
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comments at the beginning of the fortran file for
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explanations).
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- link to LHAPDF implemented
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- alpha_s defined via alpha_s(M_Z) now instead of Lambda_5
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March 12 2012: - Modification of complex functions to today's fortran
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standards
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September 12 2007: - Link to MRST2001 PDFs corrected due to errorneous
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interchange of u and d. (thanks to M. Ciccolini)
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April 12 2005: - Link to CTEQ6 and MRST2001 PDFs
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(NGROUP = -1: CTEQ6 -2: MRST2001)
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July 18 2001 : - Addition of the cut EPSILON to input file for
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controlling instabilities at very large energies
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(thanks to Tao Han).
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January 13 1999 : - Improvement of the whole function RUNM including a
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change in the input strange mass (MSbar mass at Q=1 GeV)
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