Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 23:09Z
2H₂ + O₂ → 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
320K
8α² + 7α + 7 = 0
\frac{12}{7} \sum_{i=1}^{n} i^{2}
90K
\frac{6}{7} \sum_{i=1}^{n} i^{2}
438K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
e^{i\pi} + 1 = 0
\lim_{x\to 0} \frac{\sin x}{x} = 1
94K
det| 1 2 ; 7 2 | = -12
211K
det| 7 8 ; 4 8 | = 24
390K
∑_{k=1}^{n} k = n(n+1)/2
144K
det| 9 4 ; 1 10 | = 86
352K