Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-23 14:17Z
det| 9 3 ; 3 10 | = 81
∑_{k=1}^{n} k = n(n+1)/2
414K
N₂ + 3H₂ ⇌ 2NH₃
\lim_{z\to 0} \frac{\sin z}{z} = 1
44K
∑_{k=1}^{n} k = n(n+1)/2
300K
2α² + 7α + 7 = 0
\lim_{r\to 0} \frac{\sin r}{r} = 1
224K
det| 9 4 ; 1 10 | = 86
302K
∫₀^∞ e^(-z²) dz = √π / 2
det| 8 9 ; 4 9 | = 36
286K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 11 2 ; 5 12 | = 122
463K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
363K
\binom{n}{k} = \frac{n!}{k!(n-k)!}