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 00:12Z

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

168K

iħ ∂ψ/∂t = Ĥψ

446K

3x² + 3x + 6 = 0

∂ψ/∂β = 3ψ

144K

∑_{k=1}^{n} k = n(n+1)/2

371K

∇²t = 0

F = ma

259K

∇²β = 0

86K

7z² + 2z + 0 = 0

E = mc²

224K

det| 7 4 ; 4 8 | = 40

234K

det| 4 2 ; 5 5 | = 10

CH₄ + 2O₂ → CO₂ + 2H₂O

218K

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

354K

2H₂ + O₂ → 2H₂O

PV = nRT

70K

N₂ + 3H₂ ⇌ 2NH₃

402K