Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 23:25Z
det| 12 9 ; 0 13 | = 156
∑_{k=1}^{n} k = n(n+1)/2
46K
\lim_{t\to 0} \frac{\sin t}{t} = 1
468K
PV = nRT
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
289K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
278K
\frac{6}{7} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
339K
∫₀^∞ e^(-θ²) dθ = √π / 2
177K
ΔS ≥ 0
\frac{8}{6} \sum_{i=1}^{n} i^{2}
358K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O