Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 23:20Z
d/dn [n^4] = 4n^3
\frac{8}{7} \sum_{i=1}^{n} i^{2}
385K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
det| 9 4 ; 1 10 | = 86
163K
det| 3 6 ; 0 4 | = 12
259K
iħ ∂ψ/∂t = Ĥψ
det| 5 6 ; 2 6 | = 18
57K
\frac{2}{4} \sum_{i=1}^{n} i^{2}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
293K
det| 4 8 ; 3 5 | = -4
300K
∑_{k=1}^{n} k = n(n+1)/2
34K