Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 23:21Z
d/dn [n^4] = 4n^3
∑_{k=1}^{n} k = n(n+1)/2
385K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
det| 7 2 ; 7 8 | = 42
163K
det| 2 6 ; 0 3 | = 6
259K
iħ ∂ψ/∂t = Ĥψ
\binom{n}{k} = \frac{n!}{k!(n-k)!}
305K
\frac{2}{4} \sum_{i=1}^{n} i^{2}
\frac{4}{9} \sum_{i=1}^{n} i^{2}
110K
det| 5 7 ; 5 6 | = -5
∫₀^∞ e^(-ψ²) dψ = √π / 2
34K
det| 9 4 ; 1 10 | = 86
354K
det| 3 6 ; 0 4 | = 12
368K