Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 18:14Z
det| 11 8 ; 0 12 | = 132
Fe₂O₃ + 3CO → 2Fe + 3CO₂
244K
N₂ + 3H₂ ⇌ 2NH₃
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 4 8 ; 3 5 | = -4
197K
∑_{k=1}^{n} k = n(n+1)/2
262K
∑_{k=1}^{n} k = n(n+1)/2
196K
det| 2 4 ; 4 3 | = -10
218K