Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 08:03Z
\oint_C \vec{F}\cdot d\vec{r} = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
468K
∇ × E = −∂B/∂t
∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
278K
10x² + 2x + 4 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∇²φ = 0
det| 9 4 ; 1 10 | = 86
316K
12φ² + 4φ + 7 = 0
det| 9 6 ; 0 10 | = 90
387K
∇²φ = 0