Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 21:59Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
144K
det| 4 7 ; 0 5 | = 20
det| 11 9 ; 0 12 | = 132
90K
∑_{k=1}^{n} k = n(n+1)/2
438K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
394K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
29K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-t²) dt = √π / 2
94K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
211K
det| 9 4 ; 1 10 | = 86
390K