Σ index Eq pack 7 Ledger /3 Batch 4 Matrix 17 Matrix 5 Σ#12 Rxn set 8 Matrix 23 Σ#18 Eq pack 1 Rxn set 2 Σ#6

Field Notes / Σ /sym/b26508

id=1 · host=uk.mattivster.me · 2026-10-18 18:28Z

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

8ψ² + 7ψ + 0 = 0

320K

11n² + 5n + 4 = 0

144K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

∫₀^∞ e^(-x²) dx = √π / 2

90K

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

438K

2r² + 6r + 5 = 0

∇ × E = −∂B/∂t

394K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

29K

E = mc²

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

94K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

211K

∂y/∂y = 3y

∇²x = 0

390K

11z² + 3z + 4 = 0

69K

ΔS ≥ 0

det| 12 1 ; 5 13 | = 151

144K

∑_{k=1}^{n} k = n(n+1)/2

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