Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:12Z
4y² + 8y + 1 = 0
\frac{10}{8} \sum_{i=1}^{n} i^{2}
46K
2H₂ + O₂ → 2H₂O
\lim_{z\to 0} \frac{\sin z}{z} = 1
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 4 8 ; 0 5 | = 20
339K
det| 1 4 ; 3 2 | = -10
177K
det| 11 8 ; 6 12 | = 84
316K
\oint_C \vec{F}\cdot d\vec{r} = 0
387K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
144K
\frac{5}{4} \sum_{i=1}^{n} i^{2}
97K
det| 1 5 ; 5 2 | = -23
338K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
276K
d/dn [n^12] = 12n^11
346K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
256K
det| 7 2 ; 7 8 | = 42
348K