Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:19Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 2 ; 3 6 | = 24
468K
CaCO₃ → CaO + CO₂
∫₀^∞ e^(-r²) dr = √π / 2
289K
\frac{4}{6} \sum_{i=1}^{n} i^{2}
278K
e^{i\pi} + 1 = 0
det| 7 2 ; 7 8 | = 42
339K
det| 9 6 ; 0 10 | = 90
177K
∂x/∂r = 4x
\lim_{α\to 0} \frac{\sin α}{α} = 1
121K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
399K
det| 9 4 ; 1 10 | = 86
316K