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From Past to Future: Grassmann's Work in Context

Grassmann Bicentennial Conference
(1809 – 1877)
September 16 – 19, 2009  Potsdam / Szczecin  (DE / PL)


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Conference Program - First Frame

Wednesday 16 September 2009

Location:   University of Potsdam at New Palace, house 8, room 0.60 (Foyer)

Session I: Historical contexts of Grassmann’s Creativity
Session Chairs:                     Ivor Grattan-Guinness (UK),
oman Murawski (PL)

Registration desk: 8:00 am to 5:00 pm  
 09:00 to  09:30 Welcoming Speeches / Opening remarks

  • Prof. Dr. Hans-Joachim Petsche
Words of Welcome:
  • Dr. Manfred Stolpe – Patron of the Conference (Premier of the State of Brandenburg, 1990-2002 / German Federal Minister, 2002-2005)
  • Jann Jakobs, Chief Burgomaster of Potsdam (invited)
  • Birgit Müller, Vice-chairman of the Potsdam City Council Assembly
  • Prof. Dr. Andrzej Witkowski, Vice-Rector for Science and International Cooperation of the University of  Szczecin
  • Prof. Dr. Dieter Wagner, Vice-President for Knowledge and Technology Transfer of the University of Potsdam
 09:30 to 10:00 Ivor Grattan-Guinness: The house that Robert Grassmann built
10:00  to 10:30 Paola Cantù: The epistemological conception of Hermann Günther Graßmann
10:30 to 11:00 Coffee Break / Morning Tea 
11:00 to 11:30Michael Otte: Die Unterscheidung des Analytischen und Synthetischen  bei Graßmann, Riemann und Peirce
11:30 to 12:00Marie-Luise Heuser: Graßmann und die Naturphilosophie
12:00 to 12:30 Johann Ev. Hafner: Graßmanns Sicht auf Religion und Glauben
12:30  to 13:30Lunch Break
13:30 to 14:00Steve Russ: Concepts and Contrasts: Graßmann and Bolzano
14:00 to 14:30Henry Crapo: On Hermann Graßmann's Regressive Product (together with Andrea Brini, Francesco Regonati, Bill Schmitt)
14:30 to 15:00Joerg Liesen: Hermann Graßmann's spectral theory of matrices
15:00 to 15:30Mario Harz: Graßmann und die geometrische Charakteristik nach Leibniz
15:30 to 16:00 Coffee Break /  Afternoon Tea
16:00 to 16:30Volker Peckhaus: Robert and Hermann Graßmann's influence on the development of formal logic
16:30 to 17:00Mircea Radu: Hermann and Robert Graßmanns Contributions to Axiomatics
17:00 to 17:30Jacques Riche: Graßmann's contribution to Whitehead's foundations of logic and mathematics
17:30 to 18:00Claus Michael Ringel: Einfluss Graßmanns auf das Spätwerk A.N.Whiteheads
18:15 to 19:00Walking tour around the New Palace of Sanssouci
19:00Candlelight Evening with ancient flute music and some fine food from Poland 

Thursday 17 September 2009

Location:   University of Potsdam at New Palace, house 8, room 0.60 (Foyer)

Session II: Diversity of Grassmann’s Influence
Session Chairs:  Peter Simons (IE),
Volker Peckhaus (DE)
 09:00 to 09:30 Peter Simons: Graßmann and the Algebra of Space
09:30 to 10:00José Ferreirós: Graßmann and axiomatic thinking: on his Arithmetik and Peano's axioms
10:00 to 10:30Paolo Freguglia: The H. Graßmann's work and the Peano school
10:30 to 11:00Filippo Demonte-Barbera: How Lev Solomonovič Polak 'deceived' himself  (The influence of Gibbs and Graßmann on Peano's "Calcolo Geometrico ...")
11:00 to 11:30 Coffee Break / Morning Tea 
11:30 to 12:00Hans-Joachim Petsche: Ernst Abbe's reception of Grassmann in the light of Grassmann's reception of Schleiermacher
12:00 to 12:30 Mirja Hartimo: Graßmann's influence on Husserl
12:30 to 13:00John Ohala: The Phonetic work of Hermann Graßmann – the Graßmann’s law 
13:00  to 14:00Lunch Break
14:00 to 14:30Maria Kozianka: Graßmanns "Wörterbuch zum Rig-Veda" - ein Jahrhundertwerk im Nebenjob
14:30 to 15:00Maria Schetelich: Übersetzung als Interpretation - Hermann Graßmanns Rigveda-Übersetzung im Vergleich
15:00 to 15:30Toshifumi Goto: Das Wörterbuch zum Rigveda aus heutiger Sicht
15:30 to 16:00Thomas Krisch: Graßmann's contribution to lexicography and the living on of his ideas in the Salzburg Dictionary to the Rigveda (together with Christina Katsikadeli and Stefan Niederreiter)
16:00 to 16:30 Coffee Break /  Afternoon Tea
17:00 to 18:30Sightseeing tour around Potsdam
19:00 Evening dinner in the traditional  restaurant  „Alter Stadtwächter“

Friday 18 September 2009

Location:   Bootshaus “Seekrug”, Potsdam, An der Pirschheide 28

Session III: Through the ages:
Present and future of Grassmann’s Ideas
Session Chairs:  David Hestenes (US),
Michael Otte (DE)
09:00 to 09:30David Hestenes: Graßmann's Legacy
09:30 to 10:00 Karin Reich: Der Briefwechsel von Rudolf Mehmke
10:00  to 10:30Peter Sühring: Calculation and feeling – rationality and imagination in music analysis. Hermann Graßmann's mathematical role in Gustav Jacobsthal's investigation methods
10:30 to 11:00 Harald Gropp: Trees and "Stammbaeume" in science
11:00 to 11:30 Coffee Break / Morning Tea 
11:30 to 12:00Martin Erik Horn: Graßmann, Pauli, Dirac - Die Spezielle Relativitätstheorie in der Schule
12:00  to 12:30John Browne: Grassmann, Geometry and Mechanics
12:30 to 13:00Jochen Pfalzgraf: Graßmann Geometry in Robotics 
13:00 to 14:00Lunch Break
14:00 to 14:30Dietmar Hildenbrand: Geometric Algebra Computers
14:30 to 15:00Eckhard Hitzer: New views of crystal symmetry guided by profound admiration of the extraordinary works of Graßmann and Clifford 
15:00 to 15:30Hongbo Li: On Null Graßmann-Cayley Algebra
15:30 to 16:00Nikolay Marchuk: From Graßmann algebra to Kahler-Atyah algebra
16:00 to 16:30 Coffee Break /  Afternoon Tea

Guided excursion to Einstein’s Summerhouse in Caputh

19:30Evening dinner in the Havel Lake Restaurant  „Bootshaus Seekrug“

Saturday 19 September 2009

Location:   Faculty of Mathematics and Physics of the University of Szczecin,
                  ul. Wielkopolska 15, Szczecin

 08:00 to 10:45Bus transfer to Szczecin
11:00 to 11:30 Coffee Break / Morning Tea 
Session IV:Grassmann and his hometown:
From Past to Future

Session Chair:  Andrzej Dabrowski (PL)
 11:30 to 12:00 Welcoming Speeches / Opening remarks Videoconference to Potsdam

  • Prof. Dr. Piotr Krason, Dean of the Faculty of Mathematics and Physics of the University of Szczecin
Words of Welcome:
  • Prof. Dr. Franco Ferrari
  • Bartłomiej Sochański, German Honorary Consul in Szczecin (confirmed)
  • Marcin Zydorowicz,Westpomeranian Voivode (invited)
  • Piotr Krzystek, Mayor of Szczecin (invited)
  • Wladyslaw Husejko, Marshal of the Province of Western (invited)
Videogreetings from Potsdam:
  • Dr. Manfred Stolpe – Patron of the Conference (confirmed)
  • Prof. Berhard Kroener, Dean of the Faculty of Arts of the University of Potsdam (confirmed)
12:15 to 13:00

Opening of an exhibition of strange handwritings and previously unseen documents of Grassmann’s

13:15  to 13:45

Pipe organ concert with music from Carl Loewe in the St. Jacob's Cathedral

13.45 to 14.30

Trip along the "Paths of H. G. Graßmann"

14:30 to 15:00Fingerfood
Lectures and discussion
15:00 to 15:30Roman Murawski: Graßmann's contribution to mathematics
15:30 to 16:00Alvin Swimmer: An Investigation Of Golden Triangles And Their Associated Spirals Via Grassmann Algebra 
16:00 to 16:30Albert C. Lewis: Hermann Graßmann's influence on philosophy (Cassirer, Whitehead, Carus)
 16:30 to 17:00Maciej Szukala: Grassmann and his hometown
17:30Farewell dinner and transfer back to Potsdam

    Conference Patron:
    Dr. Manfred Stolpe

   Funded by:


Bundesministerium für Bildung und Forschung

Universität Potsdam

Universitätsgesellschaft Potsdam e.V.

Universytet Szczecinski

Birkhäuser Verlag