Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-21 23:34Z
\lim_{y\to 0} \frac{\sin y}{y} = 1
E = mc²
det| 7 4 ; 0 8 | = 56
det| 7 4 ; 4 8 | = 40
143K
det| 2 3 ; 5 3 | = -9
248K
∇ × E = −∂B/∂t
det| 7 6 ; 1 8 | = 50
54K
∑_{k=1}^{n} k = n(n+1)/2
469K