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 17:22Z

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

F = G m₁m₂ / r²

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

iħ ∂ψ/∂t = Ĥψ

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

289K

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

278K

3r² + 6r + 7 = 0

8x² + 2x + 7 = 0

339K

det| 9 4 ; 1 10 | = 86

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det| 7 7 ; 4 8 | = 28

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7r² + 8r + 5 = 0

121K