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 17:02Z

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

e^{i\pi} + 1 = 0

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

iħ ∂ψ/∂t = Ĥψ

∑_{k=1}^{n} k = n(n+1)/2

289K

iħ ∂ψ/∂t = Ĥψ

278K

3r² + 6r + 7 = 0

∑_{k=1}^{n} k = n(n+1)/2

339K

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

177K

E = mc²

6n² + 7n + 6 = 0

358K

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

121K

CH₄ + 2O₂ → CO₂ + 2H₂O

det| 9 4 ; 1 10 | = 86

399K

∇²z = 0

316K

det| 3 6 ; 1 4 | = 6

det| 5 6 ; 2 6 | = 18

11K

det| 8 5 ; 0 9 | = 72

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