Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:51Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
479K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 5 3 ; 2 6 | = 24
102K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²α = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
250K
ω = 2πf
AgNO₃ + NaCl → AgCl↓ + NaNO₃
62K
∑_{k=1}^{n} k = n(n+1)/2
256K