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 01:35Z

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

det| 11 9 ; 0 12 | = 132

46K

∇ × E = −∂B/∂t

468K

ω = 2πf

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

289K

e^{i\pi} + 1 = 0

278K

det| 1 7 ; 1 2 | = -5

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

339K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

177K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

11t² + 9t + 7 = 0

358K

8ψ² + 7ψ + 0 = 0

121K

∑_{k=1}^{n} k = n(n+1)/2

399K

∫₀^∞ e^(-t²) dt = √π / 2

316K