This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision | ||
2013:groups:sm:blha [2013/08/13 09:26] gudrun.heinrich |
2013:groups:sm:blha [2013/08/13 09:33] (current) gudrun.heinrich |
||
---|---|---|---|
Line 4: | Line 4: | ||
The details are in the new version of the draft: | The details are in the new version of the draft: | ||
- | [[http://phystev.in2p3.fr/wiki/_media/2013:groups:sm:blhaupdate2013.pdf|updated write-up]] | + | [[http://phystev.in2p3.fr/wiki/_media/2013:groups:sm:blhaupdate.pdf|updated write-up]] |
Line 11: | Line 11: | ||
//Comments:// | //Comments:// | ||
- | Concerning full SM corrections, they can be accommodated by the interface (possibly split into several contributions) if AlphasPower, AlphaPower and CorrectionType can be specified on per-process basis. | + | Concerning full SM corrections, they can be accommodated by the interface (possibly split into several contributions) if CouplingPower QCD, CouplingPower QED and CorrectionType can be specified on per-process basis. |
PDF information (if it is available) like the number of flavours used in the running coupling can be passed from MC via OLP_SetParameter. | PDF information (if it is available) like the number of flavours used in the running coupling can be passed from MC via OLP_SetParameter. | ||
Line 19: | Line 19: | ||
==== Precision setting and OLP_EvalSubProcess ==== | ==== Precision setting and OLP_EvalSubProcess ==== | ||
- | The threshold of accuracy below which the point should be considered unstable is set in the order file using | + | The target accuracy the user would like to reach is set in the order file using |
- | <code>Precision 1e-4</code> | + | <code>AccuracyTarget 0.0001</code> |
The information of whether accuracy has been reached is returned to MC via extra integer parameter **rstatus** | The information of whether accuracy has been reached is returned to MC via extra integer parameter **rstatus** | ||
Line 52: | Line 52: | ||
called by MC after ''OLP_Start''. | called by MC after ''OLP_Start''. | ||
- | ==== Summary of June 5 meeting ==== | + | |
=== Passing Parameters:=== | === Passing Parameters:=== | ||
- | <code c++>OLP_SetParameter(const char*, const &double, const &double, &int)</code> | + | <code c++>OLP_SetParameter(char* para, double* re, double* im, int* ierr)</code> |
The keywords for the particle masses and widths are defined by their PDG codes, | The keywords for the particle masses and widths are defined by their PDG codes, | ||
Line 76: | Line 76: | ||
===Treatment of unstable phase space points:=== | ===Treatment of unstable phase space points:=== | ||
- | no changes with respect to the last version of the draft | + | please see new version of the draft |
===different powers of coupling constants:=== | ===different powers of coupling constants:=== |