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 20:28Z

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

det| 3 1 ; 7 4 | = 5

46K

∇ × E = −∂B/∂t

468K

CaCO₃ → CaO + CO₂

det| 7 4 ; 4 8 | = 40

289K

∑_{k=1}^{n} k = n(n+1)/2

278K

e^{i\pi} + 1 = 0

10γ² + 8γ + 7 = 0

339K

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

177K

∂x/∂r = 4x

6x² + 6x + 1 = 0

358K

E = mc²

121K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

F = G m₁m₂ / r²

399K

det| 5 3 ; 7 6 | = 9

316K