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 00:13Z

∑_{k=1}^{n} k = n(n+1)/2

Fe₂O₃ + 3CO → 2Fe + 3CO₂

168K

iħ ∂ψ/∂t = Ĥψ

446K

3x² + 3x + 6 = 0

det| 9 4 ; 1 10 | = 86

144K

ω = 2πf

371K

∇²t = 0

7φ² + 3φ + 6 = 0

259K

∑_{k=1}^{n} k = n(n+1)/2

86K

7z² + 2z + 0 = 0

e^{i\pi} + 1 = 0

224K

7r² + 8r + 5 = 0

234K

PV = nRT

218K

F = G m₁m₂ / r²

354K

∑_{k=1}^{n} k = n(n+1)/2

70K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

402K