PYTHIA collaboration meeting 2020, Lund

20 Apr 2020, 09:30 → 24 Apr 2020, 12:00 Europe/Stockholm

This Pythia collaboration meeting will be mainly devoted to planning and writing of the Pythia 8.3 manual - but also with opportunities to discuss other subjects related to physics and code.

All participants are encouraged to provide one or more topics, to be discussed in working groups, upon registration.

This page can be found at: https://indico.cern.ch/event/pythia-lund-2020

The meeting is all-virtual, we use Zoom as the main meeting platform - details given here:

Topic: Torbjörn Sjöstrand's Personal Meeting Room

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Meeting ID: 899 939 9961
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Monday 20 April

09:30 → 10:30 Plenary meeting: PYTHIA collaboration meeting: https://lu-se.zoom.us/j/8999399961

Convener: Torbjorn Sjostrand

10:30 → 11:30 Plenary meeting: Plan for writing

Convener: Christian Bierlich (Lund University (SE))

10:30 Outline of the manuscript

lhcb-symbols-def.tex

Writing the Pythia 8.3 manual.pdf

11:30 → 11:45 Coffee break

11:45 → 12:30 Update from collaborators

Speakers: Christian Preuss (Monash University), Leif Gellersen (Lund University)

leif_gellersen.pdf

sector_showers_ctp.pdf

12:30 → 13:30 Lunch break

13:30 → 15:00 Time for writing and working group meetings

15:00 → 15:15 Coffee break

15:15 → 16:00 Time for writing and working group meetings

16:00 → 16:30 Virtual welcome drink and catching up

Tuesday 21 April

09:30 → 11:00 Plenary meeting: Computing and programming topics

Convener: Philip Ilten (University of Birmingham (GB))

09:30 HDF5

Discussion and overview of HDF5 integration and use with Pythia.

Speaker: Stefan Prestel

hdf5-examples

hdf5-notes.pdf

09:45 Weights

Overview of the current status of event weights and discussion of future plans.

Speaker: Leif Gellersen (Lund University)

leif_gellersen.pdf

10:00 Madgraph

Overview and discussion of integrating MG5 matrix elements with parton showers.

Speaker: Christian Preuss (Monash University)

10:15 Code Review

Discussion on how we want to conduct code reviews, e.g. various styles etc.

Speaker: Philip Ilten (University of Birmingham (GB))

reviews.pdf

10:30 C++11 Usage

A short overview and discussion of how C++11 usage is working and whether we want to make changes in recommendations.

Speaker: Marius Uthiem

Pythia-and-C11-Conclusions.pdf

10:45 Big Issue Introduction

Speaker: Philip Ilten (University of Birmingham (GB))

issues.pdf

11:00 → 11:30 Plenary meeting: Status on writing - tasks for the day

11:30 → 11:45 Coffee break

11:45 → 12:30 Update from collaborators

Speaker: Rob Verheyen

InterleavedResDec-Apr2020.pdf

12:30 → 13:30 Lunch break

13:30 → 15:00 Time for writing and working group meetings

15:00 → 15:15 Coffee break

15:15 → 16:45 Time for writing and working group meetings

Wednesday 22 April

09:30 → 10:30 Plenary meeting: PYTHIA collaboration meeting

Convener: Torbjorn Sjostrand

10:30 → 11:30 Plenary meeting: Status on writing - tasks for the day

11:30 → 11:45 Coffee break

11:45 → 12:30 Update from collaborators

Speakers: Marius Utheim (Lund University), Philip Ilten (University of Birmingham (GB))

Hadronic_rescattering_and_related_new_features__2020_Pythia_meeting_.pdf

pentaquark.pdf

12:30 → 13:30 Lunch break

13:30 → 15:00 Time for writing and working group meetings

15:00 → 15:15 Coffee break

15:15 → 16:45 Time for writing and working group meetings

Thursday 23 April

09:30 → 11:00 Plenary meeting: Computing and programming topics cont'd

Convener: Philip Ilten (University of Birmingham (GB))

09:30 Messaging

Discussion on how we want to unify a somewhat fractured messaging scheme in Pythia.

Speaker: Peter Skands (Monash University (AU))

20-Pythia-Messaging.pdf

10:00 Website and Hosting

Overview of current website and repository hosting and discussion about how we want to handle this in the future.

Speaker: Torbjorn Sjostrand

website.pdf

10:30 Code Analysis and Staging

This discussion will include continuous integration and regression testing, Docker images, and static code analysis.

Speaker: Christian Bierlich (Lund University (SE))

Code analysis and staging.pdf

11:00 → 11:45 Time for writing and working group meetings

11:45 → 12:30 Update from collaborators

Speakers: Dr Ilkka Helenius (University of Jyväskylä), Stefan Prestel

IH_PythiaLundUPC_complete.pdf

talk20200422.pdf

12:30 → 13:30 Lunch break

13:30 → 15:15 Time for writing and working group meetings

15:15 → 16:00 Science coffee

16:00 → 16:45 Time for writing and working group meetings

Friday 24 April

09:30 → 11:30 Plenary meeting: Summary and future tasks