Σ index Batch 4 Batch 22 Matrix 11 Eq pack 7 Eq pack 25 Ledger /3 Eq pack 1 Eq pack 13 Matrix 17 Rxn set 2 Ledger /9 Rxn set 20

Field Notes / Σ /sym/b26508

id=1 · host=uk.mattivster.me · 2026-10-19 17:55Z

11x² + 3x + 4 = 0

1ψ² + 7ψ + 7 = 0

66K

∑_{k=1}^{n} k = n(n+1)/2

222K

ω = 2πf

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

87K

∫₀^∞ e^(-φ²) dφ = √π / 2

2K

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

\lim_{β\to 0} \frac{\sin β}{β} = 1

174K

ΔS ≥ 0

61K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

380K

det| 9 4 ; 1 10 | = 86

335K

PV = nRT

119K

∫₀^∞ e^(-t²) dt = √π / 2

472K

∑_{k=1}^{n} k = n(n+1)/2

392K

7y² + 9y + 1 = 0

32K

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