Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:04Z
4y² + 8y + 1 = 0
det| 9 1 ; 7 10 | = 83
46K
2H₂ + O₂ → 2H₂O
det| 4 4 ; 2 5 | = 12
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\lim_{z\to 0} \frac{\sin z}{z} = 1
339K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 9 8 ; 1 10 | = 82
\binom{n}{k} = \frac{n!}{k!(n-k)!}
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
∑_{k=1}^{n} k = n(n+1)/2
276K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
346K