Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 17:23Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-r²) dr = √π / 2
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det| 7 4 ; 4 8 | = 40
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iħ ∂ψ/∂t = Ĥψ
det| 9 6 ; 7 10 | = 48
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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3r² + 6r + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
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E = mc²
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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CH₄ + 2O₂ → CO₂ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 3 6 ; 1 4 | = 6
F = G m₁m₂ / r²