Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 18:28Z
det| 11 8 ; 0 12 | = 132
N₂ + 3H₂ ⇌ 2NH₃
det| 5 3 ; 2 6 | = 24
90K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 4 6 ; 4 5 | = -4
100K
det| 4 8 ; 3 5 | = -4
197K
∑_{k=1}^{n} k = n(n+1)/2
196K