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Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-20 00:03Z

∑_{k=1}^{n} k = n(n+1)/2

e^{i\pi} + 1 = 0

168K

\lim_{β\to 0} \frac{\sin β}{β} = 1

446K

3x² + 3x + 6 = 0

∂α/∂ω = 3α

144K

det| 7 4 ; 4 8 | = 40

371K

∇²t = 0

F = G m₁m₂ / r²

259K

\frac{4}{9} \sum_{i=1}^{n} i^{2}

86K

7z² + 2z + 0 = 0

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

224K

∇²β = 0

234K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

218K

∇ × E = −∂B/∂t

354K