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 01:27Z

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

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

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∑_{k=1}^{n} k = n(n+1)/2

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ω = 2πf

det| 12 9 ; 5 13 | = 111

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∇ × E = −∂B/∂t

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det| 1 7 ; 1 2 | = -5

CH₄ + 2O₂ → CO₂ + 2H₂O

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

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CH₄ + 2O₂ → CO₂ + 2H₂O

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

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8ψ² + 7ψ + 0 = 0

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∫₀^∞ e^(-t²) dt = √π / 2

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