Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 19:25Z
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{x\to 0} \frac{\sin x}{x} = 1
∫₀^∞ e^(-n²) dn = √π / 2
322K
∫₀^∞ e^(-α²) dα = √π / 2
det| 4 4 ; 5 5 | = 0
362K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
179K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
405K
det| 7 4 ; 1 8 | = 52
det| 11 2 ; 5 12 | = 122
442K
det| 9 4 ; 1 10 | = 86
42K
λ = h/p
∑_{k=1}^{n} k = n(n+1)/2
41K
∂r/∂φ = 4r
det| 8 4 ; 1 9 | = 68