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 06:48Z

det| 3 9 ; 6 4 | = -42

F = ma

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

∑_{k=1}^{n} k = n(n+1)/2

det| 7 9 ; 1 8 | = 47

144K

CH₄ + 2O₂ → CO₂ + 2H₂O

371K

2z² + 2z + 5 = 0

det| 2 8 ; 7 3 | = -50

259K

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

86K

iħ ∂ψ/∂t = Ĥψ

det| 9 4 ; 1 10 | = 86

224K

∂ψ/∂β = 3ψ

234K

det| 4 2 ; 6 5 | = 8

218K

\lim_{t\to 0} \frac{\sin t}{t} = 1

354K