Konferenzen - Oktober 2009

25.-30. Oktober	RADCOR 2009 — 9th International Symposium on Radiative Corrections	Ascona (CH)
22.-24. Oktober	School Science and Mathematics Association	Nevada (USA)
20.-23. Oktober	GEC09 — 62nd Annual Gaseous Electronics Conference	New York (USA)
25.-31. Oktober	History and Philosophy of Mathematical Notations and Symbolism	Oberwolfach (DE)