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 01:02Z

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

det| 5 6 ; 2 6 | = 18

46K

N₂ + 3H₂ ⇌ 2NH₃

468K

ω = 2πf

d/dγ [γ^3] = 3γ^2

289K

∑_{k=1}^{n} k = n(n+1)/2

278K

det| 1 7 ; 1 2 | = -5

det| 7 4 ; 4 8 | = 40

339K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

177K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∑_{k=1}^{n} k = n(n+1)/2

358K

∑_{k=1}^{n} k = n(n+1)/2

121K

∇ × E = −∂B/∂t

399K

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

316K

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