Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 02:06Z
∇²x = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
168K
8n² + 3n + 6 = 0
∫₀^∞ e^(-r²) dr = √π / 2
144K
∂x/∂α = 7x
det| 7 2 ; 7 8 | = 42
259K
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
det| 2 7 ; 7 3 | = -43
224K
det| 3 7 ; 2 4 | = -2
234K
\lim_{β\to 0} \frac{\sin β}{β} = 1
∑_{k=1}^{n} k = n(n+1)/2
218K
det| 9 4 ; 1 10 | = 86
354K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
70K