Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 01:18Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
\frac{12}{6} \sum_{i=1}^{n} i^{2}
46K
det| 9 4 ; 1 10 | = 86
468K
ω = 2πf
\binom{n}{k} = \frac{n!}{k!(n-k)!}
289K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
278K
det| 1 7 ; 1 2 | = -5
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
177K
Fe₂O₃ + 3CO → 2Fe + 3CO₂