Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:13Z
4y² + 8y + 1 = 0
det| 2 7 ; 2 3 | = -8
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∑_{k=1}^{n} k = n(n+1)/2
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2H₂ + O₂ → 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
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\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
det| 1 1 ; 2 2 | = 0
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\frac{9}{3} \sum_{i=1}^{n} i^{2}
399K
\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 2 6 ; 2 3 | = -6
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∫₀^∞ e^(-β²) dβ = √π / 2
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∫₀^∞ e^(-x²) dx = √π / 2
97K
\oint_C \vec{F}\cdot d\vec{r} = 0
338K
∑_{k=1}^{n} k = n(n+1)/2
256K