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 00:29Z

∑_{k=1}^{n} k = n(n+1)/2

∂α/∂ω = 3α

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

3x² + 3x + 6 = 0

\binom{n}{k} = \frac{n!}{k!(n-k)!}

144K

det| 7 2 ; 7 8 | = 42

371K

∇²t = 0

F = G m₁m₂ / r²

259K

d/dφ [φ^1] = 1φ^0

86K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

224K

\frac{4}{6} \sum_{i=1}^{n} i^{2}

234K

e^{i\pi} + 1 = 0

218K

∇ × E = −∂B/∂t

354K

det| 7 4 ; 4 8 | = 40

70K