Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:06Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K
det| 9 4 ; 1 10 | = 86
468K
2H₂ + O₂ → 2H₂O
det| 7 8 ; 6 8 | = 8
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
339K
iħ ∂ψ/∂t = Ĥψ
\lim_{β\to 0} \frac{\sin β}{β} = 1
358K
∑_{k=1}^{n} k = n(n+1)/2
121K
CaCO₃ → CaO + CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
399K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
316K
det| 9 8 ; 1 10 | = 82
∑_{k=1}^{n} k = n(n+1)/2
144K
∫₀^∞ e^(-x²) dx = √π / 2
67K
det| 8 9 ; 5 9 | = 27
338K