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 00:58Z

∑_{k=1}^{n} k = n(n+1)/2

iħ ∂ψ/∂t = Ĥψ

168K

9α² + 7α + 5 = 0

446K

3x² + 3x + 6 = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

144K

F = G m₁m₂ / r²

371K

∇²t = 0

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

259K

\frac{3}{2} \sum_{i=1}^{n} i^{2}

86K

7z² + 2z + 0 = 0

10ω² + 7ω + 4 = 0

224K

det| 9 6 ; 0 10 | = 90

234K

det| 9 4 ; 1 10 | = 86

218K

∇²ω = 0

354K