Σ index Batch 16 Eq pack 1 Rxn set 2 Ledger /3 Rxn set 8 Σ#18 Matrix 11 Eq pack 25 Eq pack 13 Ledger /9 Σ#24 Batch 10 Ledger /21

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-21 05:15Z

ω = 2πf

∇²r = 0

430K

7r² + 8r + 5 = 0

197K

\oint_C \vec{F}\cdot d\vec{r} = 0

det| 7 6 ; 1 8 | = 50

281K

∇²z = 0

73K

∇ × E = −∂B/∂t

∑_{k=1}^{n} k = n(n+1)/2

143K

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

248K

e^{i\pi} + 1 = 0

N₂ + 3H₂ ⇌ 2NH₃

246K

det| 7 4 ; 4 8 | = 40

54K

2r² + 6r + 5 = 0

e^{i\pi} + 1 = 0

469K

det| 9 2 ; 4 10 | = 82

∇²r = 0

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

e^{i\pi} + 1 = 0

det| 1 5 ; 0 2 | = 2