Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:03Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 12 7 ; 5 13 | = 121
399K
det| 8 4 ; 7 9 | = 44
316K
det| 9 8 ; 1 10 | = 82
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
11K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
387K
d/dn [n^12] = 12n^11
144K
\oint_C \vec{F}\cdot d\vec{r} = 0
67K
CH₄ + 2O₂ → CO₂ + 2H₂O
97K
det| 6 9 ; 4 7 | = 6
338K