Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 14:52Z
∑_{k=1}^{n} k = n(n+1)/2
\frac{8}{6} \sum_{i=1}^{n} i^{2}
244K
det| 12 5 ; 4 13 | = 136
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
90K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
91K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
137K