23 Sep
2008
23 Sep
'08
8:06 p.m.
The ontological status of "presentations of structures" is a key issue in the history of mathematics in the 20th century. I wrote a number of historical material about it. The following (in French) are available on the Internet : http://people.math.jussieu.fr/~burroni/mapage/Burroni.pdf http://www.univ-nancy2.fr/poincare/colloques/symp02/abstracts/ageron.pdf Pierre Ageron