Σ index Batch 4 Batch 22 Matrix 11 Eq pack 7 Eq pack 25 Ledger /3 Eq pack 1 Eq pack 13 Matrix 17 Rxn set 2 Ledger /9 Rxn set 20

Field Notes / Σ /sym/b26508

id=1 · host=uk.mattivster.me · 2026-10-19 20:00Z

det| 4 8 ; 7 5 | = -36

∑_{k=1}^{n} k = n(n+1)/2

66K

det| 2 4 ; 4 3 | = -10

222K

∇ × E = −∂B/∂t

N₂ + 3H₂ ⇌ 2NH₃

87K

det| 7 4 ; 4 8 | = 40

2K

5β² + 3β + 5 = 0

∇²r = 0

174K

∑_{k=1}^{n} k = n(n+1)/2

61K

E = mc²

∫₀^∞ e^(-x²) dx = √π / 2

380K

F = G m₁m₂ / r²

335K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

9α² + 6α + 0 = 0

119K

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

472K

2H₂ + O₂ → 2H₂O

ΔS ≥ 0

[ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25]