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 20:58Z

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

2H₂ + O₂ → 2H₂O

46K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

468K

CaCO₃ → CaO + CO₂

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

289K

d/dt [t^3] = 3t^2

278K

e^{i\pi} + 1 = 0

\frac{4}{6} \sum_{i=1}^{n} i^{2}

339K

5φ² + 1φ + 1 = 0

177K

∂x/∂r = 4x

∇²γ = 0

358K

7r² + 8r + 5 = 0

121K

det| 9 4 ; 1 10 | = 86

399K

PV = nRT

316K

∑_{k=1}^{n} k = n(n+1)/2

11K