Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 15:59Z
\frac{7}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
479K
CaCO₃ → CaO + CO₂
det| 4 8 ; 3 5 | = -4
57K
\frac{3}{5} \sum_{i=1}^{n} i^{2}
det| 9 7 ; 3 10 | = 69
264K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 2 7 ; 7 3 | = -43
250K
∑_{k=1}^{n} k = n(n+1)/2
∇²θ = 0