The mathematical finance group at Evry is so influential that they convince the local architects to build a cadlag elevator:
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News, comments and discussion forum following up the Fields Institute Thematic Program on Quantitative Finance: Foundations and Applications - January to June, 2010.
It always seemed strange to me that in
ReplyDeletea math building 0 and -0 should correspond to different floors, given that the integers form a group with respect to addition with zero as identity element, but this post of Matheus explains it all...