Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 05:36Z
∂r/∂ψ = 3r
∫₀^∞ e^(-x²) dx = √π / 2
193K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∂ψ/∂φ = 4ψ
\frac{2}{2} \sum_{i=1}^{n} i^{2}
212K
det| 10 5 ; 4 11 | = 90
362K
det| 10 3 ; 5 11 | = 95
AgNO₃ + NaCl → AgCl↓ + NaNO₃
179K
det| 7 4 ; 4 8 | = 40
405K
\frac{1}{8} \sum_{i=1}^{n} i^{2}