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 17:23Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

d/dt [t^3] = 3t^2

468K

iħ ∂ψ/∂t = Ĥψ

∑_{k=1}^{n} k = n(n+1)/2

289K

det| 9 4 ; 1 10 | = 86

278K

3r² + 6r + 7 = 0

9α² + 7α + 5 = 0

339K

∂α/∂r = 8α

177K

E = mc²

det| 7 6 ; 1 8 | = 50

358K

ω = 2πf

121K

ΔS ≥ 0

399K

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

316K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

11K