{"component":{"type":17,"accent_color":7315445,"components":[{"type":10,"content":"-# WikiRNG · Roll of 10/24/2026 · by [TimTomTam](https://wikirng.com/u/TimTomTam)"},{"type":10,"content":"## [Borel–Cantelli lemma](https://wikirng.com/roll/K3i2aSTPk1)\n*Theorem in probability theory*"},{"type":10,"content":">>> The Borel–Cantelli lemma is a result in measure theory. It is often stated in the context of probability theory, where it is used to study whether, in a given sequence of events, a finite or infinite number of these events occur. The statement of the lemma is…"},{"type":14,"divider":true,"spacing":1},{"type":10,"content":"### 🟦 Obscure · 130,238 SP\n-# Top 14%"},{"type":14,"divider":true,"spacing":1},{"type":10,"content":"🟦 ∑ **Problem Set** · Obscure · +49,655 SP\n-# Has 20+ math formulas.\n🟦 🧰 **Uses** · Obscure · +25,635 SP\n-# Has a Uses or Applications section.\n🟦 🧮 **Equation** · Obscure · +17,506 SP\n-# Has a math formula.\n🟦 5️⃣ **Five-Digit ID** · Obscure · +15,319 SP\n-# Page ID is under 100,000.\n🟩 🅱️ **B-Class** · Notable · +4,382 SP\n-# Rated B.\n🟩 🐚 **Early Days** · Notable · +3,981 SP\n-# Created in 2001 to 2003.\n-# +18 more badges"},{"type":14,"divider":true,"spacing":1},{"type":1,"components":[{"type":2,"style":5,"label":"View roll","url":"https://wikirng.com/roll/K3i2aSTPk1"},{"type":2,"style":5,"label":"Read on Wikipedia","url":"https://en.wikipedia.org/wiki/Borel%E2%80%93Cantelli_lemma"}]},{"type":10,"content":"-# Article text from Wikipedia, CC BY-SA 4.0"}]}}