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DTSTART;TZID=America/Toronto:20190130T153000
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URL:https://uwaterloo.ca/pure-mathematics/events/computability-learning-sem
 inar-90
SUMMARY:Computability Learning Seminar
CLASS:PUBLIC
DESCRIPTION:MOHAMMAD MAHMOUD\, DEPARTMENT OF PURE MATHEMATICS\, UNIVERSITY 
 OF\nWATERLOO\n\n\"The Isomorphism Problem for Pregeometries\"\n\nWe show t
 hat the isomorphism problem for rice pregeometries in which\ndependent el
 ements are dense (Condition B)  is $\\Pi^0_3$-hard.\n\nMC 5413
DTSTAMP:20260607T015800Z
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