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 03:21Z

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

∇ × E = −∂B/∂t

66K

∇ × E = −∂B/∂t

222K

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

87K

7φ² + 3φ + 6 = 0

2K

\lim_{φ\to 0} \frac{\sin φ}{φ} = 1

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

174K

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

61K

∇²x = 0

∂z/∂ψ = 1z

380K

2β² + 8β + 6 = 0

335K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

8ψ² + 7ψ + 0 = 0

119K

CH₄ + 2O₂ → CO₂ + 2H₂O

472K

E = mc²

N₂ + 3H₂ ⇌ 2NH₃

392K

7y² + 9y + 1 = 0

32K

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