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 17:14Z

d/dθ [θ^5] = 5θ^4

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

168K

∂α/∂r = 8α

446K

\frac{2}{4} \sum_{i=1}^{n} i^{2}

∂y/∂n = 5y

144K

8ψ² + 7ψ + 0 = 0

371K

d/dr [r^4] = 4r^3

N₂ + 3H₂ ⇌ 2NH₃

259K

\frac{2}{2} \sum_{i=1}^{n} i^{2}

86K

7α² + 1α + 1 = 0

PV = nRT

224K

iħ ∂ψ/∂t = Ĥψ

234K

det| 12 3 ; 1 13 | = 153

\frac{2}{2} \sum_{i=1}^{n} i^{2}

218K