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 00:05Z

∑_{k=1}^{n} k = n(n+1)/2

det| 2 7 ; 7 3 | = -43

168K

d/dt [t^3] = 3t^2

446K

3x² + 3x + 6 = 0

∇ × E = −∂B/∂t

144K

ω = 2πf

371K

∇²t = 0

8γ² + 1γ + 1 = 0

259K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

86K

7z² + 2z + 0 = 0

det| 10 7 ; 3 11 | = 89

224K

∇²θ = 0

234K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

218K

8ψ² + 7ψ + 0 = 0

354K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

70K

det| 9 6 ; 0 10 | = 90

402K