Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 18:51Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
320K
\lim_{t\to 0} \frac{\sin t}{t} = 1
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∑_{k=1}^{n} k = n(n+1)/2
90K
∑_{k=1}^{n} k = n(n+1)/2
438K
2r² + 6r + 5 = 0
det| 7 4 ; 4 8 | = 40
394K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
29K
E = mc²
\binom{n}{k} = \frac{n!}{k!(n-k)!}
94K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
211K
∂y/∂y = 3y
\frac{7}{1} \sum_{i=1}^{n} i^{2}
390K
ΔS ≥ 0
det| 1 4 ; 0 2 | = 2
144K