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Aug
15
accepted Find $\delta$ when $\epsilon$ is known (limit problem)
Aug
15
comment Find $\delta$ when $\epsilon$ is known (limit problem)
Then we get $\frac{1}{9} > x - 1 > \frac{-1}{11}$. I know it is right but the answer is $\delta = \frac{1}{11}$. So why $\frac{1}{11}$ and not $\frac{1}{9}$?
Aug
15
asked Find $\delta$ when $\epsilon$ is known (limit problem)
Jul
6
awarded  Student
Jul
6
accepted How can we show that if $f(n) = O(n^2)$, then $ f(n) = O(n^3)$
Jul
6
comment How can we show that if $f(n) = O(n^2)$, then $ f(n) = O(n^3)$
what does ∀n mean?
Jul
6
asked How can we show that if $f(n) = O(n^2)$, then $ f(n) = O(n^3)$
Jun
10
awarded  Scholar
Jun
10
accepted What angle should the XY plane rotate?
Jun
10
awarded  Supporter
Jun
10
asked What angle should the XY plane rotate?