Cutting and pasting: a group for Frankenstein
I will describe elementary and concrete examples of non-amenable groups without free subgroups.
I will describe elementary and concrete examples of non-amenable groups without free subgroups.
De Rostislav Grigorchuk
De Alex Lubotzky
De Amos Nevo
De Elon Lindenstrauss
De Nikolay Nikolov
De Thomas Delzant
De Alexander Olshanskii