Antidifferentiation and the Calculation of Feynman Amplitudes
from
Sunday 4 October 2020 (18:00)
to
Friday 9 October 2020 (14:30)
Monday 28 September 2020
Tuesday 29 September 2020
Wednesday 30 September 2020
Thursday 1 October 2020
Friday 2 October 2020
Saturday 3 October 2020
Sunday 4 October 2020
Monday 5 October 2020
09:00
09:00 - 11:20
Room: Seminar Room III
Contributions
09:00
Analytic Integration Methods in QFT: an Introduction
-
Johannes Bluemlein
(
DESY
)
10:10
Empirical determinations of Feynman integrals using integer relation algorithms
-
David Broadhurst
(
Open University
)
11:20
Coffee
Coffee
11:20 - 11:50
Room: Seminar Room III
11:50
Monday morning
Monday morning
11:50 - 13:00
Room: Seminar Room III
Contributions
11:50
Holonomic relations for hypergeometric functions and modular forms
-
Peter Paule
(
RISC, Linz
)
13:00
Lunch
Lunch
13:00 - 14:30
Room: Seminar Room III
14:30
14:30 - 15:40
Room: Seminar Room III
Contributions
14:30
Feynman Diagrams and (generalized) hypergeometric functions
-
M. Kalmykov
(
Hamburg
)
15:40
Coffee
Coffee
15:40 - 16:10
Room: Seminar Room III
16:10
Monday afternoon
Monday afternoon
16:10 - 17:20
Room: Seminar Room III
Contributions
16:10
Hyperlogarithms: Differential and difference equations from linear fibrations
-
Erik Panzer
(
U. Oxford
)
Tuesday 6 October 2020
09:00
09:00 - 11:15
Room: Seminar Room III
11:15
Lunch
Lunch
11:15 - 11:45
Room: Seminar Room III
13:00
13:00 - 15:20
Room: Seminar Room III
Contributions
13:00
Summation Theory and Integration
-
Carsten Schneider
(
RISC, Linz
)
14:10
Holonomic Integration
-
C. Koutschan
(
RICAM, Linz
)
15:20
Coffee
Coffee
15:20 - 15:50
Room: Seminar Room III
15:50
Tuesday afternoon
Tuesday afternoon
15:50 - 18:10
Room: Seminar Room III
Contributions
15:50
Survey on Integration by Parts
-
Peter Marquard
(
DESY
)
17:00
Some steps towards improving IBP calculations
-
Jos Vermaseren
(
Nikhef
)
Wednesday 7 October 2020
09:00
09:00 - 11:20
Room: Seminar Room III
Contributions
09:00
Outer Space as a combinatorial backbone for Cutkosky rules and co-actions
-
Dirk Kreimer
(
Humboldt U. Berlin
)
10:10
Analytic solution of differential equation systems
-
Johannes Henn
(
MPI, Munich
)
11:20
Coffee
Coffee
11:20 - 11:50
Room: Seminar Room III
11:50
Wednesday morning
Wednesday morning
11:50 - 13:00
Room: Seminar Room III
Contributions
11:50
Expansion by regions: an overview
-
Vladimir Smirnov
(
Moscow State U.
)
13:00
Lunch
Lunch
13:00 - 14:30
Room: Seminar Room III
14:30
14:30 - 15:40
Room: Seminar Room III
Contributions
14:30
Calculating Four Loop Corrections in QCD
-
Sven-Olaf Moch
(
U. Hamburg
)
15:40
Coffee
Coffee
15:40 - 16:10
Room: Seminar Room III
16:10
Wednesday afternoon
Wednesday afternoon
16:10 - 17:20
Room: Seminar Room III
Contributions
16:10
Differential Galois Theory and Integration
-
J.A. Weil
(
U. Limoges
)
Thursday 8 October 2020
09:00
09:00 - 11:20
Room: Seminar Room III
Contributions
09:00
Top-down Decomposition: A Cut-based Approach to Integral Reductions
-
Hjalte Frellesvig
(
U. Padova
)
10:10
Computer algebra tools for nested integrals
-
C. Raab
(
JKU Linz
)
11:20
Coffee
Coffee
11:20 - 11:50
Room: Seminar Room III
11:50
Thursday morning
Thursday morning
11:50 - 13:00
Room: Seminar Room III
Contributions
11:50
Elliptic Integrals
-
Stefan Weinzierl
(
U. Mainz
)
13:00
Lunch
Lunch
13:00 - 14:30
Room: Seminar Room III
14:30
14:30 - 15:40
Room: Seminar Room III
Contributions
14:30
A geometrical framework for amplitude recursions: bridging between trees
-
Johannes Broedel
(
Humboldt U. Berlin
)
15:40
Coffee
Coffee
15:40 - 16:10
Room: Seminar Room III
16:10
Thursday afternoon
Thursday afternoon
16:10 - 17:20
Room: Seminar Room III
Contributions
16:10
The Almkvist-Zeilberger algorithm and multi-integration
-
Jakob Ablinger
(
RISC, Linz
)
Friday 9 October 2020
09:00
09:00 - 10:10
Room: Seminar Room III
Contributions
09:00
Direct Integration for multi-leg amplitudes: Tips, Tricks, and When They Fail
-
Matthew von Hippel
(
Niels Bohr Institute
)
10:10
Coffee
Coffee
10:10 - 10:40
Room: Seminar Room III
10:40
Friday morning
Friday morning
10:40 - 13:00
Room: Seminar Room III
Contributions
10:40
All-order amplitudes at any multiplicity in the multi-Regge limit
-
G. Papathanasiou
(
DESY
)
11:50
The analytic structure of the 8-point amplitude in N=4 SYM
-
Joachim Bartels
(
U. Hamburg
)
13:00
Lunch
Lunch
13:00 - 14:00
Room: Seminar Room III