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 00:53Z

∑_{k=1}^{n} k = n(n+1)/2

F = G m₁m₂ / r²

168K

∇²z = 0

446K

3x² + 3x + 6 = 0

9α² + 6α + 0 = 0

144K

∇²t = 0

371K

∇²t = 0

F = ma

259K

det| 7 2 ; 7 8 | = 42

86K

7z² + 2z + 0 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

224K

det| 7 4 ; 4 8 | = 40

234K

det| 4 2 ; 5 5 | = 10

∫₀^∞ e^(-α²) dα = √π / 2

218K

2H₂ + O₂ → 2H₂O

354K

2H₂ + O₂ → 2H₂O

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

70K

∇ × E = −∂B/∂t

402K