Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-14 08:40Z
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
CH₄ + 2O₂ → CO₂ + 2H₂O
346K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{11}{6} \sum_{i=1}^{n} i^{2}
365K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
474K
2ω² + 2ω + 4 = 0
det| 4 7 ; 5 5 | = -15
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 7 9 ; 4 8 | = 20