Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 18:30Z
ΔS ≥ 0
\oint_C \vec{F}\cdot d\vec{r} = 0
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 5 2 ; 3 6 | = 24
289K
det| 9 4 ; 1 10 | = 86
278K
d/dθ [θ^4] = 4θ^3
det| 10 7 ; 3 11 | = 89
339K
∑_{k=1}^{n} k = n(n+1)/2
177K
det| 5 5 ; 7 6 | = -5
\binom{n}{k} = \frac{n!}{k!(n-k)!}
121K
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-ω²) dω = √π / 2
∫₀^∞ e^(-t²) dt = √π / 2
11K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
387K
5φ² + 8φ + 1 = 0
12ψ² + 6ψ + 6 = 0