Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 23:44Z
det| 12 9 ; 0 13 | = 156
\oint_C \vec{F}\cdot d\vec{r} = 0
46K
det| 7 4 ; 4 8 | = 40
468K
PV = nRT
\binom{n}{k} = \frac{n!}{k!(n-k)!}
289K
\frac{6}{7} \sum_{i=1}^{n} i^{2}
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
177K
ΔS ≥ 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
121K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
8ψ² + 3ψ + 1 = 0
1z² + 2z + 7 = 0