Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 01:16Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
\frac{12}{6} \sum_{i=1}^{n} i^{2}
46K
\lim_{β\to 0} \frac{\sin β}{β} = 1
468K
ω = 2πf
∫₀^∞ e^(-r²) dr = √π / 2
289K
∑_{k=1}^{n} k = n(n+1)/2
278K
det| 1 7 ; 1 2 | = -5
∫₀^∞ e^(-ω²) dω = √π / 2
339K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
358K
det| 4 2 ; 6 5 | = 8
121K
d/dn [n^1] = 1n^0
∑_{k=1}^{n} k = n(n+1)/2
399K
det| 9 4 ; 1 10 | = 86
316K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
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