Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 07:50Z
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
168K
∂φ/∂t = 3φ
det| 1 4 ; 4 2 | = -14
F = ma
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
218K
\lim_{t\to 0} \frac{\sin t}{t} = 1
354K
4γ² + 3γ + 4 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CaCO₃ → CaO + CO₂
∫₀^∞ e^(-y²) dy = √π / 2