Σ index Eq pack 19 Rxn set 20 Rxn set 26 Σ#24 Σ#12 Ledger /21 Eq pack 13 Ledger /3 Eq pack 1 Batch 16 Σ#18 Σ#6 Ledger /15 Batch 4

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-20 00:14Z

∑_{k=1}^{n} k = n(n+1)/2

det| 12 9 ; 5 13 | = 111

168K

CH₄ + 2O₂ → CO₂ + 2H₂O

446K

3x² + 3x + 6 = 0

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

144K

det| 7 2 ; 7 8 | = 42

371K

∇²t = 0

F = G m₁m₂ / r²

259K

6n² + 7n + 6 = 0

86K

\lim_{α\to 0} \frac{\sin α}{α} = 1

224K

∑_{k=1}^{n} k = n(n+1)/2

234K

e^{i\pi} + 1 = 0

218K

∇ × E = −∂B/∂t

354K

det| 7 4 ; 4 8 | = 40

70K