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 18:20Z

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

∇²β = 0

320K

3n² + 2n + 4 = 0

144K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

det| 5 6 ; 2 6 | = 18

90K

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

438K

2r² + 6r + 5 = 0

N₂ + 3H₂ ⇌ 2NH₃

394K

8ψ² + 7ψ + 0 = 0

29K

E = mc²

det| 7 1 ; 7 8 | = 49

94K

∇²r = 0

211K

∂y/∂y = 3y

iħ ∂ψ/∂t = Ĥψ

390K

CaCO₃ → CaO + CO₂

69K

ΔS ≥ 0

∑_{k=1}^{n} k = n(n+1)/2

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