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 20:43Z

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

d/dψ [ψ^7] = 7ψ^6

46K

E = mc²

468K

CaCO₃ → CaO + CO₂

\lim_{β\to 0} \frac{\sin β}{β} = 1

289K

N₂ + 3H₂ ⇌ 2NH₃

278K

e^{i\pi} + 1 = 0

3z² + 5z + 1 = 0

339K

∇²z = 0

177K

∂x/∂r = 4x

ω = 2πf

358K

∑_{k=1}^{n} k = n(n+1)/2

121K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

399K

det| 7 4 ; 4 8 | = 40

316K

det| 8 9 ; 4 9 | = 36

11K