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 20:20Z

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

11ψ² + 6ψ + 2 = 0

46K

8θ² + 8θ + 6 = 0

468K

CaCO₃ → CaO + CO₂

∇²ω = 0

289K

det| 7 2 ; 7 8 | = 42

278K

e^{i\pi} + 1 = 0

8ψ² + 7ψ + 0 = 0

339K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

177K

det| 4 2 ; 6 5 | = 8

358K

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

121K

det| 10 2 ; 3 11 | = 104

399K

∇ × E = −∂B/∂t

316K

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

11K