Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:50Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
CH₄ + 2O₂ → CO₂ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 5 6 ; 4 6 | = 6
264K
det| 4 2 ; 3 5 | = 14
257K
∑_{k=1}^{n} k = n(n+1)/2
250K