Σ index Rxn set 20 Rxn set 14 Batch 4 Ledger /15 Eq pack 7 Ledger /9 Matrix 17 Matrix 11 Batch 10 Eq pack 13 Batch 22 Ledger /21

Field Notes / Σ /sym/b26508

id=1 · host=uk.mattivster.me · 2026-08-30 08:02Z

e^{i\pi} + 1 = 0

1θ² + 9θ + 1 = 0

277K

det| 9 5 ; 6 10 | = 60

306K

∫₀^∞ e^(-t²) dt = √π / 2

Fe₂O₃ + 3CO → 2Fe + 3CO₂

382K

F = G m₁m₂ / r²

218K

det| 11 4 ; 5 12 | = 112

CH₄ + 2O₂ → CO₂ + 2H₂O

201K

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

428K

∑_{k=1}^{n} k = n(n+1)/2

d/dz [z^11] = 11z^10

350K

2H₂ + O₂ → 2H₂O

141K

∇²n = 0

\lim_{β\to 0} \frac{\sin β}{β} = 1

21K

7φ² + 3φ + 6 = 0

325K

CH₄ + 2O₂ → CO₂ + 2H₂O

435K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

439K

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