Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 14:52Z
∑_{k=1}^{n} k = n(n+1)/2
det| 12 5 ; 4 13 | = 136
CH₄ + 2O₂ → CO₂ + 2H₂O
91K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\frac{12}{7} \sum_{i=1}^{n} i^{2}
100K
\lim_{α\to 0} \frac{\sin α}{α} = 1
50K
det| 4 9 ; 7 5 | = -43
det| 10 5 ; 4 11 | = 90
137K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
197K
\frac{8}{6} \sum_{i=1}^{n} i^{2}
218K