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 18:19Z

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

∑_{k=1}^{n} k = n(n+1)/2

320K

2y² + 8y + 7 = 0

144K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

2n² + 9n + 5 = 0

90K

e^{i\pi} + 1 = 0

438K

2r² + 6r + 5 = 0

ω = 2πf

394K

∇ × E = −∂B/∂t

29K

E = mc²

9α² + 6α + 0 = 0

94K

N₂ + 3H₂ ⇌ 2NH₃

211K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

390K

8ψ² + 7ψ + 0 = 0

69K

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

144K

\frac{11}{6} \sum_{i=1}^{n} i^{2}

352K

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