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

∇²z = 0

168K

iħ ∂ψ/∂t = Ĥψ

446K

3x² + 3x + 6 = 0

det| 12 1 ; 5 13 | = 151

144K

det| 9 4 ; 1 10 | = 86

371K

∇²t = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

259K

iħ ∂ψ/∂t = Ĥψ

86K

det| 3 1 ; 7 4 | = 5

224K

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

234K

F = G m₁m₂ / r²

218K

N₂ + 3H₂ ⇌ 2NH₃

354K