Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 15:38Z
\lim_{y\to 0} \frac{\sin y}{y} = 1
\frac{2}{2} \sum_{i=1}^{n} i^{2}
326K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
198K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 5 6 ; 2 6 | = 18
155K
det| 8 8 ; 0 9 | = 72
λ = h/p
\binom{n}{k} = \frac{n!}{k!(n-k)!}
176K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
359K
8x² + 1x + 3 = 0
det| 11 8 ; 3 12 | = 108
∇ × E = −∂B/∂t