Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 05:59Z
\frac{11}{2} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
269K
∑_{k=1}^{n} k = n(n+1)/2
det| 11 5 ; 0 12 | = 132
131K
\oint_C \vec{F}\cdot d\vec{r} = 0
158K
4ψ² + 5ψ + 5 = 0
∫₀^∞ e^(-y²) dy = √π / 2
240K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
376K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
ω = 2πf
CH₄ + 2O₂ → CO₂ + 2H₂O
91K
∑_{k=1}^{n} k = n(n+1)/2