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 00:06Z

4y² + 8y + 1 = 0

det| 4 3 ; 6 5 | = 2

46K

det| 5 3 ; 2 6 | = 24

468K

2H₂ + O₂ → 2H₂O

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

289K

∂φ/∂α = 9φ

278K

\frac{10}{7} \sum_{i=1}^{n} i^{2}

det| 4 8 ; 6 5 | = -28

339K

λ = h/p

177K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

358K

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

121K

det| 8 3 ; 5 9 | = 57

399K

∂ω/∂x = 4ω

316K

iħ ∂ψ/∂t = Ĥψ

11K

det| 3 7 ; 3 4 | = -9

387K

∇²r = 0

144K

det| 12 6 ; 1 13 | = 150

67K

∑_{k=1}^{n} k = n(n+1)/2

97K

∇²y = 0

338K

d/dr [r^12] = 12r^11

276K

det| 9 7 ; 1 10 | = 83

346K

[ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26]