Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 18:51Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
320K
det| 12 3 ; 4 13 | = 144
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
90K
2r² + 6r + 5 = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
394K
det| 7 4 ; 4 8 | = 40
29K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
94K
\oint_C \vec{F}\cdot d\vec{r} = 0
211K
∑_{k=1}^{n} k = n(n+1)/2
390K
det| 9 9 ; 5 10 | = 45
69K