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 20:30Z

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

N₂ + 3H₂ ⇌ 2NH₃

46K

det| 4 8 ; 3 5 | = -4

468K

CaCO₃ → CaO + CO₂

∂y/∂n = 5y

289K

∇ × E = −∂B/∂t

278K

e^{i\pi} + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

339K

∑_{k=1}^{n} k = n(n+1)/2

177K

∂x/∂r = 4x

F = G m₁m₂ / r²

358K

8ψ² + 7ψ + 0 = 0

121K

e^{i\pi} + 1 = 0

399K

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

316K

det| 8 9 ; 4 9 | = 36

11K