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 00:15Z

∑_{k=1}^{n} k = n(n+1)/2

3x² + 5x + 7 = 0

168K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

446K

3x² + 3x + 6 = 0

4t² + 3t + 3 = 0

144K

2H₂ + O₂ → 2H₂O

371K

∇²t = 0

5z² + 8z + 3 = 0

259K

iħ ∂ψ/∂t = Ĥψ

86K

7z² + 2z + 0 = 0

∑_{k=1}^{n} k = n(n+1)/2

224K

iħ ∂ψ/∂t = Ĥψ

234K

det| 4 2 ; 5 5 | = 10

F = G m₁m₂ / r²

218K

\frac{12}{6} \sum_{i=1}^{n} i^{2}

354K

det| 9 4 ; 1 10 | = 86

70K

E = mc²

402K