Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-09-23 17:32Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 11 2 ; 1 12 | = 130
229K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
436K
∑_{k=1}^{n} k = n(n+1)/2
374K
9ψ² + 2ψ + 5 = 0
\frac{10}{3} \sum_{i=1}^{n} i^{2}
390K
∇²α = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
425K
det| 12 1 ; 6 13 | = 150
359K
\frac{3}{7} \sum_{i=1}^{n} i^{2}
151K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
364K