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 06:04Z

det| 3 9 ; 6 4 | = -42

N₂ + 3H₂ ⇌ 2NH₃

168K

iħ ∂ψ/∂t = Ĥψ

446K

∑_{k=1}^{n} k = n(n+1)/2

det| 12 9 ; 5 13 | = 111

144K

det| 9 4 ; 1 10 | = 86

371K

2z² + 2z + 5 = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

259K

d/dt [t^3] = 3t^2

86K

CH₄ + 2O₂ → CO₂ + 2H₂O

224K

det| 2 7 ; 7 3 | = -43

234K

∑_{k=1}^{n} k = n(n+1)/2

218K

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

354K