Name: Mini workshop: Precision EW and QCD calculations for the FCC studies: methods and tools
Start: 2018-01-12T09:00:00+01:00
End: 2018-01-13T19:30:00+01:00
Location: CERN

Mini workshop: Precision EW and QCD calculations for the FCC studies: methods and tools

from Friday 12 January 2018 (09:00) to Saturday 13 January 2018 (19:30)

Monday 8 January 2018
Tuesday 9 January 2018
Wednesday 10 January 2018
Thursday 11 January 2018
Friday 12 January 2018

09:25 Morning session: general introductions to precision issues in the context of FCC-ee
Morning session: general introductions to precision issues in the context of FCC-ee
09:25 - 09:30
Room: 4/3-006 - TH Conference Room
09:30 Motivation: Experimental capabilities and requirements - Alain Blondel (Universite de Geneve (CH))
Motivation: Experimental capabilities and requirements
- Alain Blondel (Universite de Geneve (CH))
09:30 - 10:00
Room: 4/3-006 - TH Conference Room
10:00 Theory - status - Janusz Gluza (University of Silesia (PL))
Theory - status
- Janusz Gluza (University of Silesia (PL))
10:00 - 10:30
Room: 4/3-006 - TH Conference Room
10:30 The Z boson line shape - from 1.5 loops at LEP to 2.5 loops in future - Tord Riemann (University of Silesia)
The Z boson line shape - from 1.5 loops at LEP to 2.5 loops in future
- Tord Riemann (University of Silesia)
10:30 - 11:15
Room: 4/3-006 - TH Conference Room
11:15 Tea & coffee break
Tea & coffee break
11:15 - 11:45
Room: 4/3-006 - TH Conference Room
11:45 How to calculate QED higher orders in a form useful for MC event generators with soft photon and/or collinear resummation? - Staszek Jadach (Polish Academy of Sciences (PL))
How to calculate QED higher orders in a form useful for MC event generators with soft photon and/or collinear resummation?
- Staszek Jadach (Polish Academy of Sciences (PL))
11:45 - 12:15
Room: 4/3-006 - TH Conference Room
12:15 A mini review of methods of evaluating Feynman integrals. Solving differential equations for Feynman integrals by expansions near singular points - Vladimir Smirnov (Inst. of Nuclear Physics of Moscow State Univ.)
A mini review of methods of evaluating Feynman integrals. Solving differential equations for Feynman integrals by expansions near singular points
- Vladimir Smirnov (Inst. of Nuclear Physics of Moscow State Univ.)
12:15 - 13:00
Room: 4/3-006 - TH Conference Room
13:00 Discussions and lunch time
Discussions and lunch time
13:00 - 14:55
Room: 4/3-006 - TH Conference Room

14:55 Afternoon session: numerical methods in multiloop calculations
Afternoon session: numerical methods in multiloop calculations
14:55 - 15:00
Room: 4/3-006 - TH Conference Room
15:00 MB-suite 1: AMBRE news: non-planar 3-loop vertices - Evgen Dubovyk (U. Hamburg)
MB-suite 1: AMBRE news: non-planar 3-loop vertices
- Evgen Dubovyk (U. Hamburg)
15:00 - 15:30
Room: 4/3-006 - TH Conference Room
15:30 MB-suite 2: MBnumerics news - Johann Usovitsch (Trinity College, Dublin)
MB-suite 2: MBnumerics news
- Johann Usovitsch (Trinity College, Dublin)
15:30 - 16:00
Room: 4/3-006 - TH Conference Room
16:00 pySecDec for phenomenological predictions - Sophia Carola Borowka (CERN)
pySecDec for phenomenological predictions
- Sophia Carola Borowka (CERN)
16:00 - 16:30
Room: 4/3-006 - TH Conference Room
16:30 Direct calculation of multiloop integrals in d=4 - Roberto Pittau (Universidad de Granada (ES))
Direct calculation of multiloop integrals in d=4
- Roberto Pittau (Universidad de Granada (ES))
16:30 - 17:00
Room: 4/3-006 - TH Conference Room
17:00 Discussion
Discussion
17:00 - 17:30
Room: 4/3-006 - TH Conference Room

19:00 Dinner
Dinner
19:00 - 20:30
Saturday 13 January 2018

09:25 Morning session: multiloop methods
Morning session: multiloop methods
09:25 - 09:30
Room: 4/3-006 - TH Conference Room
09:30 Bootstrapping pentagon functions - Johannes Henn (JGU Mainz)
Bootstrapping pentagon functions
- Johannes Henn (JGU Mainz)
09:30 - 10:10
Room: 4/3-006 - TH Conference Room
10:10 Exploring the function space of Feynman integrals - Stefan Weinzierl ( University of Mainz )
Exploring the function space of Feynman integrals
- Stefan Weinzierl ( University of Mainz )
10:10 - 10:50
Room: 4/3-006 - TH Conference Room
10:50 Expectations from Current Multi-loop Computations with the Unitarity Method - Harald Ita (Universität Freiburg)
Expectations from Current Multi-loop Computations with the Unitarity Method
- Harald Ita (Universität Freiburg)
10:50 - 11:20
Room: 4/3-006 - TH Conference Room
11:20 Tea & coffee break
Tea & coffee break
11:20 - 11:50
Room: 4/3-006 - TH Conference Room
11:50 Mellin-Barnes meets Method of Brackets - Mario Prausa (U. Freiburg)
Mellin-Barnes meets Method of Brackets
- Mario Prausa (U. Freiburg)
11:50 - 12:20
Room: 4/3-006 - TH Conference Room
12:20 Steepest descent, homology, Lefschetz thimbles and numerical multidimensional MB integrals - Wojciech Flieger (University of Silesia )
Steepest descent, homology, Lefschetz thimbles and numerical multidimensional MB integrals
- Wojciech Flieger (University of Silesia )
12:20 - 12:40
Room: 4/3-006 - TH Conference Room
12:40 Discussions and lunch time
Discussions and lunch time
12:40 - 13:55
Room: 4/3-006 - TH Conference Room

13:55 Afternoon session A: analytical tools
Afternoon session A: analytical tools
13:55 - 14:00
Room: 4/3-006 - TH Conference Room
14:00 About cuts and differential eqs approach - Konstantinos Papadopoulos (Nat. Cent. for Sci. Res. Demokritos (GR))
About cuts and differential eqs approach
- Konstantinos Papadopoulos (Nat. Cent. for Sci. Res. Demokritos (GR))
14:00 - 14:30
Room: 4/3-006 - TH Conference Room
14:30 Fuchsia and differential equations for multi-scale master integrals - Oleksandr Gituliar (Universität Hamburg )
Fuchsia and differential equations for multi-scale master integrals
- Oleksandr Gituliar (Universität Hamburg )
14:30 - 15:00
Room: 4/3-006 - TH Conference Room
15:00 Tea & coffee break
Tea & coffee break
15:00 - 15:25
Room: 4/3-006 - TH Conference Room

15:25 Afternoon session B: calculation of variety of higher orders form-factors and methods used
Afternoon session B: calculation of variety of higher orders form-factors and methods used
15:25 - 15:30
Room: 4/3-006 - TH Conference Room
15:30 Three-loop formfactors - Peter Marquard (DESY)
Three-loop formfactors
- Peter Marquard (DESY)
15:30 - 16:00
Room: 4/3-006 - TH Conference Room
16:00 Four loop form factor in N=4 - Rutger Boels (Universität Hamburg )
Four loop form factor in N=4
- Rutger Boels (Universität Hamburg )
16:00 - 16:30
Room: 4/3-006 - TH Conference Room
16:30 Final Discussions, Summary and Outlook
Final Discussions, Summary and Outlook
16:30 - 17:00
Room: 4/3-006 - TH Conference Room
discussion and action items - Janusz Gluza (University of Silesia (PL)) Alain Blondel (Universite de Geneve (CH))
discussion and action items
- Janusz Gluza (University of Silesia (PL))
- Alain Blondel (Universite de Geneve (CH))
16:30 - 16:50
Room: 4/3-006 - TH Conference Room

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