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 17:58Z

d/dθ [θ^5] = 5θ^4

∑_{k=1}^{n} k = n(n+1)/2

168K

ω = 2πf

446K

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

det| 5 3 ; 7 6 | = 9

144K

det| 11 9 ; 0 12 | = 132

371K

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

∑_{k=1}^{n} k = n(n+1)/2

259K

∇ × E = −∂B/∂t

86K

7α² + 1α + 1 = 0

det| 7 4 ; 4 8 | = 40

224K

∇²r = 0

234K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

218K

F = ma

354K

N₂ + 3H₂ ⇌ 2NH₃

70K