Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 23:22Z
d/dn [n^4] = 4n^3
\frac{2}{2} \sum_{i=1}^{n} i^{2}
384K
∑_{k=1}^{n} k = n(n+1)/2
385K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
∑_{k=1}^{n} k = n(n+1)/2
163K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
259K
iħ ∂ψ/∂t = Ĥψ
det| 7 4 ; 4 8 | = 40
57K
\frac{2}{4} \sum_{i=1}^{n} i^{2}
det| 4 7 ; 2 5 | = 6
300K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
34K