Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:54Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{β\to 0} \frac{\sin β}{β} = 1
46K
CaCO₃ → CaO + CO₂
det| 9 4 ; 1 10 | = 86
289K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
278K
e^{i\pi} + 1 = 0
det| 9 6 ; 0 10 | = 90
177K
∂x/∂r = 4x
∫₀^∞ e^(-ψ²) dψ = √π / 2
121K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 3 7 ; 2 4 | = -2
399K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 12 4 ; 4 13 | = 140
\frac{4}{5} \sum_{i=1}^{n} i^{2}