Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:10Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{t\to 0} \frac{\sin t}{t} = 1
468K
CaCO₃ → CaO + CO₂
e^{i\pi} + 1 = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
177K
∂x/∂r = 4x
det| 9 8 ; 3 10 | = 66
358K
∑_{k=1}^{n} k = n(n+1)/2
121K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 7 4 ; 4 8 | = 40
399K
\oint_C \vec{F}\cdot d\vec{r} = 0
316K