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 08:10Z

\oint_C \vec{F}\cdot d\vec{r} = 0

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

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∑_{k=1}^{n} k = n(n+1)/2

468K

∇ × E = −∂B/∂t

det| 9 4 ; 1 10 | = 86

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Fe₂O₃ + 3CO → 2Fe + 3CO₂

278K

10x² + 2x + 4 = 0

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

339K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

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4t² + 3t + 3 = 0

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∇ × E = −∂B/∂t

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∑_{k=1}^{n} k = n(n+1)/2

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det| 4 2 ; 6 5 | = 8

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E = mc²

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