Solution
ID: past-exam-of-the-mathematics-course-of-the-university-of-cambridge/2001/iii/paper-21/4/b/solution
Past exam of the mathematics course of the University of Cambridge 2001 iii Paper 21 4 b Solution by
Codex 0 Created 2026-10-03 Updated 2026-10-14
True. The negative-level hitting times from the preceding calculation are almost surely finite for every negative integer, and occur at unbounded times. ThereforeThis is the almost-sure negation in the original PDF, not another assertion of convergence. The stronger oscillation statement and rules out that convergence path by path.
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