Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 15:31Z
\lim_{y\to 0} \frac{\sin y}{y} = 1
∫₀^∞ e^(-z²) dz = √π / 2
198K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 7 4 ; 4 8 | = 40
155K
∑_{k=1}^{n} k = n(n+1)/2
63K
det| 8 8 ; 0 9 | = 72
det| 12 1 ; 4 13 | = 152
366K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
201K
λ = h/p
det| 5 3 ; 7 6 | = 9
176K
det| 4 6 ; 4 5 | = -4
233K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
412K