Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:20Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{2}{2} \sum_{i=1}^{n} i^{2}
46K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
289K
e^{i\pi} + 1 = 0
det| 2 3 ; 5 3 | = -9
339K
∂x/∂r = 4x
\lim_{t\to 0} \frac{\sin t}{t} = 1
399K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
316K