Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 01:22Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
∫₀^∞ e^(-t²) dt = √π / 2
468K
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
278K
det| 1 7 ; 1 2 | = -5
det| 5 3 ; 7 6 | = 9
339K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 7 4 ; 4 8 | = 40
121K
d/dn [n^1] = 1n^0
∫₀^∞ e^(-α²) dα = √π / 2
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
8β² + 8β + 2 = 0