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Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-20 00:53Z

∑_{k=1}^{n} k = n(n+1)/2

\frac{12}{6} \sum_{i=1}^{n} i^{2}

168K

F = G m₁m₂ / r²

446K

3x² + 3x + 6 = 0

∇²t = 0

144K

\lim_{x\to 0} \frac{\sin x}{x} = 1

371K

∇²t = 0

det| 3 7 ; 2 4 | = -2

259K

F = G m₁m₂ / r²

86K

7z² + 2z + 0 = 0

\oint_C \vec{F}\cdot d\vec{r} = 0

224K

∇ × E = −∂B/∂t

234K

det| 7 4 ; 4 8 | = 40

218K

9α² + 7α + 5 = 0

354K

F = G m₁m₂ / r²

70K