Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:12Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
∑_{k=1}^{n} k = n(n+1)/2
358K
det| 12 7 ; 5 13 | = 121
399K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
316K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
11K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
387K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
67K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
346K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
348K
det| 5 4 ; 5 6 | = 10
396K