Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 23:12Z
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
36K
∫₀^∞ e^(-t²) dt = √π / 2
269K
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
158K
2H₂ + O₂ → 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
240K
det| 2 2 ; 4 3 | = -2
376K
5n² + 8n + 0 = 0
det| 7 4 ; 4 8 | = 40
344K
\frac{7}{3} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
91K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
201K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
295K