Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:27Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 7 4 ; 4 8 | = 40
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
276K
∇²α = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
257K
det| 3 3 ; 4 4 | = 0
250K
ω = 2πf
\binom{n}{k} = \frac{n!}{k!(n-k)!}
256K
PV = nRT
N₂ + 3H₂ ⇌ 2NH₃