Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 01:42Z
iħ ∂ψ/∂t = Ĥψ
10t² + 5t + 5 = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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∫₀^∞ e^(-θ²) dθ = √π / 2
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∇ × E = −∂B/∂t
det| 10 3 ; 4 11 | = 98
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∑_{k=1}^{n} k = n(n+1)/2
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det| 8 7 ; 1 9 | = 65
\oint_C \vec{F}\cdot d\vec{r} = 0
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\frac{12}{9} \sum_{i=1}^{n} i^{2}
\frac{2}{2} \sum_{i=1}^{n} i^{2}
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ω = 2πf
det| 9 4 ; 1 10 | = 86
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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