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 16:25Z

d/dθ [θ^10] = 10θ^9

11t² + 9t + 7 = 0

168K

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

446K

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

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

144K

det| 9 4 ; 1 10 | = 86

371K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

∇²θ = 0

259K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

86K

∑_{k=1}^{n} k = n(n+1)/2

224K

N₂ + 3H₂ ⇌ 2NH₃

234K