Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 23:21Z
d/dn [n^4] = 4n^3
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
det| 4 7 ; 2 5 | = 6
163K
∫₀^∞ e^(-α²) dα = √π / 2
259K
iħ ∂ψ/∂t = Ĥψ
\binom{n}{k} = \frac{n!}{k!(n-k)!}
57K
\frac{2}{4} \sum_{i=1}^{n} i^{2}
\lim_{t\to 0} \frac{\sin t}{t} = 1
293K
\lim_{r\to 0} \frac{\sin r}{r} = 1
110K
det| 7 4 ; 4 8 | = 40
300K
det| 7 9 ; 1 8 | = 47
354K
∑_{k=1}^{n} k = n(n+1)/2
368K