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 18:16Z

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

\frac{6}{3} \sum_{i=1}^{n} i^{2}

320K

\frac{8}{7} \sum_{i=1}^{n} i^{2}

144K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

∑_{k=1}^{n} k = n(n+1)/2

90K

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

438K

2r² + 6r + 5 = 0

4t² + 3t + 3 = 0

394K

∑_{k=1}^{n} k = n(n+1)/2

29K

E = mc²

ω = 2πf

94K

CaCO₃ → CaO + CO₂

211K

∂y/∂y = 3y

F = G m₁m₂ / r²

390K

det| 9 4 ; 1 10 | = 86

69K

ΔS ≥ 0

iħ ∂ψ/∂t = Ĥψ

144K

∂n/∂θ = 3n

352K

det| 4 5 ; 4 5 | = 0

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