Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-18 19:44Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
428K
∑_{k=1}^{n} k = n(n+1)/2
det| 10 7 ; 3 11 | = 89
270K
det| 9 1 ; 6 10 | = 84
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
41K
∫₀^∞ e^(-θ²) dθ = √π / 2
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
95K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\lim_{x\to 0} \frac{\sin x}{x} = 1
7K
det| 9 4 ; 1 10 | = 86
133K
det| 9 7 ; 3 10 | = 69
54K
∑_{k=1}^{n} k = n(n+1)/2
21K