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 13:00Z

det| 11 7 ; 6 12 | = 90

∑_{k=1}^{n} k = n(n+1)/2

168K

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

446K

d/dy [y^12] = 12y^11

det| 9 4 ; 1 10 | = 86

144K

det| 3 6 ; 0 4 | = 12

371K

9n² + 8n + 0 = 0

∂z/∂φ = 7z

259K

1n² + 7n + 3 = 0

86K

d/dt [t^5] = 5t^4

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

224K

N₂ + 3H₂ ⇌ 2NH₃

234K

∇²t = 0

det| 2 6 ; 0 3 | = 6

218K

ΔS ≥ 0

8n² + 2n + 0 = 0

e^{i\pi} + 1 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

λ = h/p