Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:04Z
4y² + 8y + 1 = 0
∫₀^∞ e^(-x²) dx = √π / 2
46K
det| 12 4 ; 3 13 | = 144
468K
2H₂ + O₂ → 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
289K
\lim_{y\to 0} \frac{\sin y}{y} = 1
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
\binom{n}{k} = \frac{n!}{k!(n-k)!}
358K
CaCO₃ → CaO + CO₂
det| 8 6 ; 1 9 | = 66
399K
det| 8 8 ; 2 9 | = 56
316K
det| 9 8 ; 1 10 | = 82
det| 6 7 ; 2 7 | = 28
387K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
144K
∑_{k=1}^{n} k = n(n+1)/2
97K
∑_{k=1}^{n} k = n(n+1)/2
346K