Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 04:05Z
∇²y = 0
11γ² + 9γ + 2 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
278K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 7 4 ; 4 8 | = 40
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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\oint_C \vec{F}\cdot d\vec{r} = 0
det| 6 6 ; 5 7 | = 12
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∑_{k=1}^{n} k = n(n+1)/2
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\lim_{β\to 0} \frac{\sin β}{β} = 1
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