Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 05:15Z
∂r/∂ψ = 3r
∫₀^∞ e^(-t²) dt = √π / 2
445K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
193K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
322K
∂ψ/∂φ = 4ψ
det| 4 6 ; 4 5 | = -4
362K
∫₀^∞ e^(-t²) dt = √π / 2
42K
∑_{k=1}^{n} k = n(n+1)/2
41K