Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 20:36Z
E = mc²
∑_{k=1}^{n} k = n(n+1)/2
320K
det| 7 9 ; 1 8 | = 47
144K
2ω² + 4ω + 5 = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
90K
det| 9 4 ; 1 10 | = 86
438K
E = mc²
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
394K
\frac{9}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
211K
det| 2 1 ; 2 3 | = 4
det| 9 5 ; 6 10 | = 60
390K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
69K
\binom{n}{k} = \frac{n!}{k!(n-k)!}