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 00:01Z

∑_{k=1}^{n} k = n(n+1)/2

CaCO₃ → CaO + CO₂

168K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

446K

3x² + 3x + 6 = 0

∇ × E = −∂B/∂t

144K

F = G m₁m₂ / r²

371K

∇²t = 0

det| 6 6 ; 5 7 | = 12

259K

\lim_{β\to 0} \frac{\sin β}{β} = 1

86K

7z² + 2z + 0 = 0

∂z/∂ψ = 1z

224K

CaCO₃ → CaO + CO₂

234K

∇²ω = 0

218K

det| 7 4 ; 4 8 | = 40

354K