Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:07Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
det| 8 6 ; 6 9 | = 36
479K
det| 11 5 ; 0 12 | = 132
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
102K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
264K
det| 7 4 ; 4 8 | = 40
276K
∇²α = 0
CH₄ + 2O₂ → CO₂ + 2H₂O
257K
det| 10 5 ; 4 11 | = 90
250K
det| 11 2 ; 5 12 | = 122
256K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
46K