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 17:14Z

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

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

46K

det| 7 4 ; 4 8 | = 40

468K

iħ ∂ψ/∂t = Ĥψ

∂γ/∂θ = 2γ

289K

7φ² + 3φ + 6 = 0

278K

3r² + 6r + 7 = 0

∑_{k=1}^{n} k = n(n+1)/2

339K

∑_{k=1}^{n} k = n(n+1)/2

177K

E = mc²

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

358K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

121K

CH₄ + 2O₂ → CO₂ + 2H₂O

N₂ + 3H₂ ⇌ 2NH₃

399K

∑_{k=1}^{n} k = n(n+1)/2

316K

∂y/∂n = 5y

11K

∇ × E = −∂B/∂t

387K

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