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 07:58Z

∑_{k=1}^{n} k = n(n+1)/2

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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

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\frac{6}{1} \sum_{i=1}^{n} i^{2}

11t² + 9t + 7 = 0

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F = G m₁m₂ / r²

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∂x/∂θ = 8x

Fe₂O₃ + 3CO → 2Fe + 3CO₂

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∑_{k=1}^{n} k = n(n+1)/2

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3φ² + 4φ + 2 = 0

det| 7 4 ; 4 8 | = 40

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∇²t = 0

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5ω² + 6ω + 0 = 0

∂y/∂n = 5y

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N₂ + 3H₂ ⇌ 2NH₃

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