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 20:31Z

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

N₂ + 3H₂ ⇌ 2NH₃

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

CaCO₃ → CaO + CO₂

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

289K

det| 4 7 ; 2 5 | = 6

278K

e^{i\pi} + 1 = 0

det| 4 8 ; 3 5 | = -4

339K

F = ma

177K

∂x/∂r = 4x

e^{i\pi} + 1 = 0

358K

∂β/∂β = 6β

121K

∑_{k=1}^{n} k = n(n+1)/2

399K

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

316K

det| 7 4 ; 4 8 | = 40

11K

det| 3 6 ; 0 4 | = 12

387K

[ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26]