Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 05:59Z
\frac{11}{2} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-t²) dt = √π / 2
269K
∑_{k=1}^{n} k = n(n+1)/2
4ψ² + 5ψ + 5 = 0
∑_{k=1}^{n} k = n(n+1)/2
240K
∫₀^∞ e^(-x²) dx = √π / 2
376K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 7 4 ; 4 8 | = 40
344K
ω = 2πf
Fe₂O₃ + 3CO → 2Fe + 3CO₂
295K