May 30, 2013 · In programming languages we are habitual of using asterisk (*) symbol for multiplication sign. I was wondering how time can map to a cross (or x alphabet symbol) …

Apr 3, 2015 · The escape sequence you're using does not represent the × sign. It represents U+274C CROSS MARK, which is an entirely different symbol altogether (and one …

May 16, 2019 · I want to verify if a method is called at least once through mockito verify. I used verify and it complains like this: …

Your title says something else than "infinity times zero". It says "infinity to the zeroth power". It is also an indefinite form because $$\infty^0 = \exp (0\log \infty) $$ but $\log\infty=\infty$, so the …

Jun 13, 2020 · Is there a formal proof for $(-1) \\times (-1) = 1$? It's a fundamental formula not only in arithmetic but also in the whole of math. Is there a proof for it or is it just assumed?

Jul 29, 2016 · I know, these times might be different for different machines, but the relative difference in order-of-magnitude of times will stand. Also, I know, the avg of times could have …

for i in range(N): do_something() I want to do something N times. The code inside the loop doesn't depend on the value of i. Is it possible to do this simple task without creating a useless index …

Aug 23, 2020 · How do i calculate the probability of a result happening X amount of times in a row? Imagine an event with 6 possible outcomes. 1st outcome has chance of 40%, 2nd has a …

Aug 8, 2024 · I've been going through Dhruv Ranganathan's online notes trying to learn a first course in algebraic geometry. Currently we are looking at the theory of curves. By convention …

Someone recently asked me why a negative $\\times$ a negative is positive, and why a negative $\\times$ a positive is negative, etc. I went ahead and gave them a proof by contradiction like …