Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:10Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
339K
iħ ∂ψ/∂t = Ĥψ
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
358K
\frac{5}{8} \sum_{i=1}^{n} i^{2}
121K
CaCO₃ → CaO + CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
399K
\oint_C \vec{F}\cdot d\vec{r} = 0
316K
det| 9 8 ; 1 10 | = 82
\binom{n}{k} = \frac{n!}{k!(n-k)!}
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
97K
det| 11 3 ; 6 12 | = 114
276K
CH₄ + 2O₂ → CO₂ + 2H₂O
256K