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 12:56Z

11z² + 8z + 4 = 0

∑_{k=1}^{n} k = n(n+1)/2

168K

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

446K

CH₄ + 2O₂ → CO₂ + 2H₂O

E = mc²

144K

det| 9 4 ; 1 10 | = 86

371K

det| 12 6 ; 6 13 | = 120

\lim_{β\to 0} \frac{\sin β}{β} = 1

259K

det| 3 7 ; 2 4 | = -2

86K

iħ ∂ψ/∂t = Ĥψ

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

224K

∇²ω = 0

234K

ΔS ≥ 0

218K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

354K

7y² + 9y + 1 = 0

70K