Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:29Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-φ²) dφ = √π / 2
8K
CH₄ + 2O₂ → CO₂ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
102K
det| 2 7 ; 7 3 | = -43
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
276K
∇²α = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
257K
det| 10 3 ; 4 11 | = 98
250K
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
62K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
256K
∫₀^∞ e^(-x²) dx = √π / 2
164K