Σ index Ledger /3 Matrix 11 Matrix 23 Rxn set 8 Rxn set 20 Batch 16 Σ#6 Eq pack 13 Σ#24 Σ#12 Matrix 17 Ledger /9 Rxn set 26 Batch 4 Σ#18

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-18 22:19Z

∑_{k=1}^{n} k = n(n+1)/2

det| 10 7 ; 3 11 | = 89

384K

det| 9 4 ; 1 10 | = 86

385K

det| 11 9 ; 4 12 | = 96

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

163K

∑_{k=1}^{n} k = n(n+1)/2

259K

∇ × E = −∂B/∂t

Fe₂O₃ + 3CO → 2Fe + 3CO₂

305K

det| 12 9 ; 5 13 | = 111

57K

5z² + 5z + 0 = 0

det| 3 6 ; 0 4 | = 12

293K

∑_{k=1}^{n} k = n(n+1)/2

110K

det| 6 6 ; 3 7 | = 24

∑_{k=1}^{n} k = n(n+1)/2

300K

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

34K

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