Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 07:44Z
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
446K
∂φ/∂t = 3φ
∫₀^∞ e^(-x²) dx = √π / 2
144K
det| 1 4 ; 4 2 | = -14
F = ma
∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
218K
det| 7 4 ; 4 8 | = 40
354K
4γ² + 3γ + 4 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CaCO₃ → CaO + CO₂
∫₀^∞ e^(-y²) dy = √π / 2