ACTA ET COMMENTATIONES
UNIVERSITATIS TARTUENSIS
DE MATHEMATICA

ISSNO 1406-2283


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Volume 1 (1996)       Volume 2 (1998)       Volume 3 (1999)       Volume 4 (2000)       Volume 5 (2001)      
 
Volume 6 (2002)       Volume 7 (2003)       Volume 8 (2004)       Volume 9 (2005)       Volume 10 (2006)      
 
Volume 11 (2007)       Volume 12 (2008)       Volume 13 (2009)       Volume 14 (2010)       Volume 15-1 (2011)      
 
Volume 15-2 (2011)       Volume 16-1 (2012)       Volume 16-2 (2012)       Volume 17-1 (2013)      

Contents of volume 13 (2009)

Nuri Kuruoğlu and Melek Masal, On the osculator Lorentz spheres of timelike parallel pi-equidistant ruled surfaces in the Minkowski 3-space R13 3
Włodzimierz  Łenski and Bogdan Szal, Approximation of functions belonging to the class Lp(ω)β by linear operators 11
Gaida Pettere, Stochastic modelling of insurance liabilities 25
Kati Ain, An inclusion theorem for non-archimedean sequence spaces 37
Kaido Lätt,   φ- and  β-topologies in sequence spaces 43
Ahti Peder and Mati Tombak, Superpositional graphs 51




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