1

Proof Without Words: Partial Sums of an Arithmetic Sequence

Year:
2012
Language:
english
File:
PDF, 203 KB
english, 2012
2

On automorphisms of Danielewski surfaces

Year:
2006
Language:
english
File:
PDF, 290 KB
english, 2006
3

On the rigidity of small domains

Year:
2005
Language:
english
File:
PDF, 138 KB
english, 2005
4

Rigid Rings and Makar-Limanov Techniques

Year:
2013
Language:
english
File:
PDF, 221 KB
english, 2013
5

An algebraic proof of a cancellation theorem for surfaces

Year:
2008
Language:
english
File:
PDF, 150 KB
english, 2008
7

Cancellation for two-dimensional unique factorization domains

Year:
2009
Language:
english
File:
PDF, 316 KB
english, 2009