Σ index Eq pack 7 Ledger /3 Batch 4 Matrix 17 Matrix 5 Σ#12 Rxn set 8 Matrix 23 Σ#18 Eq pack 1 Rxn set 2 Σ#6

Field Notes / Σ /sym/b26508

id=1 · host=uk.mattivster.me · 2026-10-18 17:05Z

∫₀^∞ e^(-φ²) dφ = √π / 2

∑_{k=1}^{n} k = n(n+1)/2

320K

det| 7 4 ; 4 8 | = 40

144K

det| 1 9 ; 5 2 | = -43

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

90K

N₂ + 3H₂ ⇌ 2NH₃

438K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

6n² + 7n + 6 = 0

394K

∇²y = 0

29K

\oint_C \vec{F}\cdot d\vec{r} = 0

9x² + 2x + 6 = 0

94K

12γ² + 9γ + 7 = 0

211K

ΔS ≥ 0

390K

λ = h/p

69K

d/dψ [ψ^2] = 2ψ^1

144K

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