Mathematics on Vectopianhttps://vectopian.com/tags/mathematics/Recent content in Mathematics on VectopianHugoen-usMon, 24 Aug 2026 22:58:24 +1000The Kelly Criterion: how much to bet, and what over-betting costs youhttps://vectopian.com/insights/kelly-criterion-how-much-to-bet/Wed, 24 Jun 2026 00:00:00 +0000https://vectopian.com/insights/kelly-criterion-how-much-to-bet/A good signal tells you what to buy. It never tells you how much. Kelly answers that second question, with the proof worked out step by step and an interactive simulation showing how the same winning bet destroys a bankroll when you size it too big.