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 20:38Z

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

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

46K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

468K

CaCO₃ → CaO + CO₂

11t² + 9t + 7 = 0

289K

det| 9 4 ; 1 10 | = 86

278K

e^{i\pi} + 1 = 0

iħ ∂ψ/∂t = Ĥψ

339K

det| 10 7 ; 3 11 | = 89

177K

∑_{k=1}^{n} k = n(n+1)/2

358K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

121K

e^{i\pi} + 1 = 0

399K