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 01:05Z

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

F = ma

46K

∂y/∂n = 5y

468K

ω = 2πf

∫₀^∞ e^(-r²) dr = √π / 2

289K

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

278K

det| 1 7 ; 1 2 | = -5

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

339K

det| 2 3 ; 5 3 | = -9

177K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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

358K

d/dx [x^3] = 3x^2

121K

d/dn [n^1] = 1n^0

∑_{k=1}^{n} k = n(n+1)/2

399K

N₂ + 3H₂ ⇌ 2NH₃

316K

E = mc²

11K

det| 7 4 ; 4 8 | = 40

387K

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