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 20:21Z

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

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

46K

1θ² + 2θ + 6 = 0

468K

CaCO₃ → CaO + CO₂

∇ × E = −∂B/∂t

289K

det| 5 6 ; 2 6 | = 18

278K

e^{i\pi} + 1 = 0

d/dθ [θ^3] = 3θ^2

339K

∇²β = 0

177K

det| 12 9 ; 5 13 | = 111

358K

iħ ∂ψ/∂t = Ĥψ

121K

8ψ² + 7ψ + 0 = 0

399K

∑_{k=1}^{n} k = n(n+1)/2

316K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

11K