Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-08-25 16:20Z
det| 7 7 ; 1 8 | = 49
∑_{k=1}^{n} k = n(n+1)/2
341K
∫₀^∞ e^(-z²) dz = √π / 2
det| 8 2 ; 7 9 | = 58
268K
det| 8 1 ; 6 9 | = 66
\frac{12}{7} \sum_{i=1}^{n} i^{2}
102K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
387K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
173K
∫₀^∞ e^(-n²) dn = √π / 2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O