Σ index Eq pack 19 Eq pack 13 Σ#12 Batch 22 Matrix 17 Σ#24 Batch 10 Ledger /9 Rxn set 8 Eq pack 25 Σ#18 Rxn set 26 Rxn set 14 Matrix 5 Ledger /3 Matrix 23

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-19 05:46Z

CaCO₃ → CaO + CO₂

∑_{k=1}^{n} k = n(n+1)/2

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

\lim_{φ\to 0} \frac{\sin φ}{φ} = 1

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

289K

CaCO₃ → CaO + CO₂

278K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

N₂ + 3H₂ ⇌ 2NH₃

339K

∫₀^∞ e^(-θ²) dθ = √π / 2

177K

det| 12 4 ; 2 13 | = 148

d/dθ [θ^3] = 3θ^2

358K

det| 7 4 ; 4 8 | = 40

121K

12r² + 4r + 0 = 0

e^{i\pi} + 1 = 0