Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-08-24 06:42Z
det| 2 1 ; 3 3 | = 3
∑_{k=1}^{n} k = n(n+1)/2
408K
∇²α = 0
det| 8 2 ; 7 9 | = 58
252K
\frac{3}{2} \sum_{i=1}^{n} i^{2}
\frac{12}{7} \sum_{i=1}^{n} i^{2}
194K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
35K
∑_{k=1}^{n} k = n(n+1)/2
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
47K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∇²ω = 0