Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:07Z
4y² + 8y + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
46K
2H₂ + O₂ → 2H₂O
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
289K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
339K
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
\oint_C \vec{F}\cdot d\vec{r} = 0
399K
det| 9 8 ; 1 10 | = 82
∑_{k=1}^{n} k = n(n+1)/2
11K
∂ω/∂t = 2ω
∫₀^∞ e^(-γ²) dγ = √π / 2
144K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
67K
det| 4 1 ; 0 5 | = 20
97K
\frac{3}{7} \sum_{i=1}^{n} i^{2}
338K
\oint_C \vec{F}\cdot d\vec{r} = 0
346K
det| 4 7 ; 6 5 | = -22
256K