Σ index Matrix 17 Matrix 23 Σ#24 Rxn set 20 Eq pack 7 Eq pack 13 Rxn set 2 Ledger /15 Ledger /21 Rxn set 14 Rxn set 8 Batch 16 Eq pack 19 Ledger /9 Eq pack 1

Field Notes / Σ /sym/b26508

id=1 · host=uk.mattivster.me · 2026-10-20 17:41Z

Fe₂O₃ + 3CO → 2Fe + 3CO₂

\lim_{β\to 0} \frac{\sin β}{β} = 1

164K

E = mc²

232K

det| 10 9 ; 3 11 | = 83

1n² + 7n + 3 = 0

375K

det| 9 4 ; 1 10 | = 86

47K

ω = 2πf

∑_{k=1}^{n} k = n(n+1)/2

165K

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

372K

det| 1 1 ; 7 2 | = -5

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

430K

\frac{8}{6} \sum_{i=1}^{n} i^{2}

130K

∇²r = 0

455K

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

336K

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

215K

det| 5 6 ; 1 6 | = 24

324K

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