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 04:09Z

5ψ² + 7ψ + 4 = 0

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

164K

\lim_{t\to 0} \frac{\sin t}{t} = 1

232K

ω = 2πf

∑_{k=1}^{n} k = n(n+1)/2

375K

∫₀^∞ e^(-x²) dx = √π / 2

47K

det| 2 7 ; 7 3 | = -43

det| 7 4 ; 4 8 | = 40

165K

∂α/∂r = 8α

372K

d/dt [t^8] = 8t^7

F = G m₁m₂ / r²

430K

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

130K

N₂ + 3H₂ ⇌ 2NH₃

iħ ∂ψ/∂t = Ĥψ

455K

N₂ + 3H₂ ⇌ 2NH₃

336K

∇²r = 0

7γ² + 8γ + 3 = 0

215K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

324K

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