Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 17:43Z
\lim_{z\to 0} \frac{\sin z}{z} = 1
∑_{k=1}^{n} k = n(n+1)/2
193K
∇ × E = −∂B/∂t
det| 9 4 ; 1 10 | = 86
322K
d/dz [z^11] = 11z^10
235K
det| 8 2 ; 2 9 | = 68
det| 2 7 ; 7 3 | = -43
212K
\frac{11}{8} \sum_{i=1}^{n} i^{2}
362K
PV = nRT
\binom{n}{k} = \frac{n!}{k!(n-k)!}
442K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
41K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
369K