Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:06Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
det| 11 2 ; 5 12 | = 122
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
257K
∑_{k=1}^{n} k = n(n+1)/2
250K