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 20:24Z

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

det| 2 8 ; 7 3 | = -50

46K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

468K

CaCO₃ → CaO + CO₂

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

289K

det| 7 2 ; 7 8 | = 42

278K

e^{i\pi} + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

339K

∂β/∂z = 1β

177K

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

358K

∂ψ/∂β = 3ψ

121K

1n² + 7n + 3 = 0

399K

N₂ + 3H₂ ⇌ 2NH₃

316K

det| 7 4 ; 4 8 | = 40

11K