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 20:24Z

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

d/dx [x^3] = 3x^2

46K

∂y/∂n = 5y

468K

CaCO₃ → CaO + CO₂

det| 9 6 ; 7 10 | = 48

289K

∇ × E = −∂B/∂t

278K

e^{i\pi} + 1 = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

339K

det| 7 4 ; 4 8 | = 40

177K

\frac{12}{6} \sum_{i=1}^{n} i^{2}

358K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

121K

F = G m₁m₂ / r²

399K

8θ² + 8θ + 6 = 0

316K