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 07:46Z

2H₂ + O₂ → 2H₂O

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

430K

∑_{k=1}^{n} k = n(n+1)/2

197K

det| 12 7 ; 0 13 | = 156

11t² + 9t + 5 = 0

281K

e^{i\pi} + 1 = 0

73K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∂y/∂γ = 8y

143K

6ω² + 4ω + 4 = 0

248K

det| 11 2 ; 5 12 | = 122

det| 6 6 ; 5 7 | = 12

246K

det| 7 4 ; 4 8 | = 40

54K

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

N₂ + 3H₂ ⇌ 2NH₃

469K

e^{i\pi} + 1 = 0

126K