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 17:00Z

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

8ψ² + 7ψ + 0 = 0

46K

det| 5 6 ; 2 6 | = 18

468K

iħ ∂ψ/∂t = Ĥψ

d/dx [x^9] = 9x^8

289K

det| 4 8 ; 3 5 | = -4

278K

3r² + 6r + 7 = 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

339K

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

177K

E = mc²

∇ × E = −∂B/∂t

358K

CH₄ + 2O₂ → CO₂ + 2H₂O

121K

CH₄ + 2O₂ → CO₂ + 2H₂O

\lim_{α\to 0} \frac{\sin α}{α} = 1

399K

det| 12 2 ; 2 13 | = 152

316K

det| 3 6 ; 1 4 | = 6

∑_{k=1}^{n} k = n(n+1)/2

11K

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