Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 22:37Z
det| 5 1 ; 4 6 | = 26
det| 9 4 ; 1 10 | = 86
468K
∑_{k=1}^{n} k = n(n+1)/2
\frac{3}{2} \sum_{i=1}^{n} i^{2}
289K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
278K
12φ² + 4φ + 4 = 0
∫₀^∞ e^(-θ²) dθ = √π / 2
177K
E = mc²
\lim_{t\to 0} \frac{\sin t}{t} = 1
358K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
121K
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
316K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
11K
∑_{k=1}^{n} k = n(n+1)/2
387K