Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:50Z
∑_{k=1}^{n} k = n(n+1)/2
det| 9 6 ; 7 10 | = 48
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\frac{6}{1} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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∂x/∂θ = 8x
\frac{4}{6} \sum_{i=1}^{n} i^{2}
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3φ² + 4φ + 2 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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5ω² + 6ω + 0 = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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∫₀^∞ e^(-θ²) dθ = √π / 2
\lim_{t\to 0} \frac{\sin t}{t} = 1
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