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 20:11Z

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

8ψ² + 7ψ + 0 = 0

46K

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

468K

CaCO₃ → CaO + CO₂

∇²θ = 0

289K

∂γ/∂θ = 2γ

278K

e^{i\pi} + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

339K

∇ × E = −∂B/∂t

177K

∂x/∂r = 4x

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

358K

E = mc²

121K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

∑_{k=1}^{n} k = n(n+1)/2

399K

det| 6 6 ; 5 7 | = 12

316K

det| 12 4 ; 4 13 | = 140