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 20:35Z

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

N₂ + 3H₂ ⇌ 2NH₃

46K

iħ ∂ψ/∂t = Ĥψ

468K

CaCO₃ → CaO + CO₂

7y² + 9y + 1 = 0

289K

det| 7 4 ; 4 8 | = 40

278K

e^{i\pi} + 1 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

339K

∫₀^∞ e^(-θ²) dθ = √π / 2

177K

det| 5 9 ; 7 6 | = -33

358K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

121K

e^{i\pi} + 1 = 0

399K

∑_{k=1}^{n} k = n(n+1)/2

316K

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

11K

iħ ∂ψ/∂t = Ĥψ

387K

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