This sounds silly but I saw this and I couldn't figure it out so I thought you could help. The below is what I saw. You see a top you want to buy for...

I am very new to Rao Blackwell theorem. It says that, if $\delta(X)$ is an unbiased estimator for a parameter $\theta$, then the estimator $T_0(X)=E\left(...

Could not install package: 'UTILITY_PROCESS_CRASHED_WHILE_TRYING_TO_INSTALL'. Could not install package because a utility process crashed. Try r...

Q&A for Ubuntu users and developers

Let's take a parabolic function $f(x)=x^2$ and its derivative $f'(x)=2x$ and plot them: In Quadrant 3, the derivative is increasing but negative...

I tried to install Tor on my new version of Ubuntu, but it seems that Tor is not available in the repositories. How else can I install and use Tor?

I'm a beginner to Ubuntu. Can anyone tell me how to edit a configuration file? This is on Ubuntu 18.04 LTS. Thanks in advance.

I am confused on how to convert DNF to CNF. On the answer sheet that my teacher gave me, she just converted it right away with no explanation. Any help wo...

Perhaps, this question has been answered already but I am not aware of any existing answer. Is there any international icon or symbol for showing Contradi...

Let $T : \Bbb R^n \to \Bbb R$ be a linear map. Let $A \subset \Bbb R^n$ be a convex, closed and bounded set. We know that there exists $x_0 \in A$ such th...