Σ index Σ#12 Rxn set 2 Rxn set 14 Eq pack 7 Ledger /15 Matrix 23 Ledger /9 Ledger /21 Eq pack 19 Matrix 5 Σ#24 Batch 22 Matrix 17 Eq pack 1 Rxn set 20

Field Notes / Σ /sym/b26508

id=1 · host=uk.mattivster.me · 2026-09-18 05:38Z

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

∫₀^∞ e^(-t²) dt = √π / 2

254K

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

84K

∑_{k=1}^{n} k = n(n+1)/2

PV = nRT

59K

e^{i\pi} + 1 = 0

479K

12r² + 7r + 5 = 0

det| 9 8 ; 6 10 | = 42

421K

∇²t = 0

366K

E = mc²

∇ × E = −∂B/∂t

411K

∇²α = 0

78K

∑_{k=1}^{n} k = n(n+1)/2

det| 12 6 ; 5 13 | = 126

203K

2H₂ + O₂ → 2H₂O

159K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

6y² + 8y + 4 = 0

344K

det| 10 9 ; 6 11 | = 56

465K

det| 6 3 ; 0 7 | = 42

PV = nRT

275K

4ω² + 6ω + 1 = 0

276K

det| 8 6 ; 7 9 | = 30

163K

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