Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 23:01Z
det| 6 7 ; 5 7 | = 7
∑_{k=1}^{n} k = n(n+1)/2
445K
∑_{k=1}^{n} k = n(n+1)/2
193K
2H₂ + O₂ → 2H₂O
e^{i\pi} + 1 = 0
d/dθ [θ^11] = 11θ^10
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
179K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
405K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 8 2 ; 7 9 | = 58
442K
det| 7 4 ; 4 8 | = 40
42K
det| 6 3 ; 3 7 | = 33
\oint_C \vec{F}\cdot d\vec{r} = 0
41K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
369K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2