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 17:28Z

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

det| 5 6 ; 2 6 | = 18

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

iħ ∂ψ/∂t = Ĥψ

det| 7 2 ; 7 8 | = 42

289K

det| 9 6 ; 0 10 | = 90

278K

3r² + 6r + 7 = 0

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

339K

det| 7 4 ; 4 8 | = 40

177K

E = mc²

∑_{k=1}^{n} k = n(n+1)/2

358K

\lim_{x\to 0} \frac{\sin x}{x} = 1

121K

CH₄ + 2O₂ → CO₂ + 2H₂O

∑_{k=1}^{n} k = n(n+1)/2

399K

∫₀^∞ e^(-ψ²) dψ = √π / 2

316K

N₂ + 3H₂ ⇌ 2NH₃

11K

∂y/∂n = 5y

387K

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