Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:13Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
\lim_{β\to 0} \frac{\sin β}{β} = 1
289K
\lim_{y\to 0} \frac{\sin y}{y} = 1
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
339K
det| 7 7 ; 2 8 | = 42
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 9 6 ; 3 10 | = 72
399K
det| 4 7 ; 0 5 | = 20
11K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
97K
∑_{k=1}^{n} k = n(n+1)/2
338K
det| 3 9 ; 1 4 | = 3
256K