Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 23:51Z
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
168K
det| 4 1 ; 4 5 | = 16
\frac{4}{6} \sum_{i=1}^{n} i^{2}
144K
∫₀^∞ e^(-x²) dx = √π / 2
\frac{12}{6} \sum_{i=1}^{n} i^{2}
86K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
224K
\lim_{α\to 0} \frac{\sin α}{α} = 1
234K
\frac{9}{4} \sum_{i=1}^{n} i^{2}
F = G m₁m₂ / r²
∫₀^∞ e^(-α²) dα = √π / 2
e^{i\pi} + 1 = 0