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SUMMARY:Jeffrey C. Lagarias (University of MIchigan)
DTSTART:20260715T143000Z
DTEND:20260715T145500Z
DTSTAMP:20260710T111653Z
UID:CANT2026/34
DESCRIPTION:Title: <a href="https://researchseminars.org/talk/CANT2026/34/
 ">The Collatz problem: Progress and perspectives</a>\nby Jeffrey C. Lagari
 as (University of MIchigan) as part of Combinatorial and additive number t
 heory seminar (CANT 2026)\n\nLecture held in Science Center in the CUNY Gr
 aduate Center (4th floor).\n\nAbstract\nThe Collatz problem concerns the i
 teration of the map $C(n) = n/2$ if $n$ is even\; $C(n) = 3n + 1$ if $n$ i
 s odd\, on the positive integers. It asks whether the integer 1 is reached
  for all starting\nvalues $n$. This talk surveys some history and recent p
 rogress towards the Collatz Problem. It\noffers some perspectives on its d
 ifficulty.\n
LOCATION:https://researchseminars.org/talk/CANT2026/34/
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