Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:57Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
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CaCO₃ → CaO + CO₂
∫₀^∞ e^(-ω²) dω = √π / 2
289K
\lim_{t\to 0} \frac{\sin t}{t} = 1
278K
e^{i\pi} + 1 = 0
∂x/∂r = 4x
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 9 8 ; 3 10 | = 66
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det| 9 4 ; 1 10 | = 86
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