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 22:42Z

det| 5 1 ; 4 6 | = 26

\lim_{x\to 0} \frac{\sin x}{x} = 1

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

∑_{k=1}^{n} k = n(n+1)/2

∂n/∂θ = 3n

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8x² + 2x + 7 = 0

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12φ² + 4φ + 4 = 0

det| 11 5 ; 0 12 | = 132

339K

∂y/∂n = 5y

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E = mc²

∑_{k=1}^{n} k = n(n+1)/2

358K

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

121K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

det| 9 4 ; 1 10 | = 86

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\frac{12}{6} \sum_{i=1}^{n} i^{2}

316K