Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:29Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
479K
∑_{k=1}^{n} k = n(n+1)/2
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
102K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-y²) dy = √π / 2
62K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
256K
det| 2 4 ; 4 3 | = -10
46K
∑_{k=1}^{n} k = n(n+1)/2
164K