I'll teach freshmen Discrete Maths this semester, and I'd like to spend a few minutes on the general nature of mathematics in the first class. One of the things I'd like ...
so i had an exercise about which zεZ[i] makes the coset Z[i]/<z> a free Z-module the answer said its only for z=0 but i cant find an explanation why z=1 and z=i doesnt m...
So I was playing with the series 1/(n(n+1)) and tried to get a formula for the general case 1/(n(n+k)), partialy fracted it and got 1/k * Σ(1/n - 1/(n+k)). Choosing the ...
I've thought up a new way to show portions of a whole. instead of using parts of 100, (percentage) I would use parts of 360. I call it "percirca" , parts of a circle. I c...
I have an application where we are trying to devise an appropriate sample size for a test that demonstrates that the error rate of a bit encoder is less than 1%. I though...
Hello there, I am trying to detect a fraud detection model which outputs risk as Low Medium or High, I have a customers id in one data frame and in another data frame i h...
I have 6 months of internship experience, 3 months as a Data scientist and 3 months as an ML researcher. I have done courses in deep learning which is my area of expertis...
Currently we're just using google sheets to document stuff and while its working, it's been a hassle keeping it up. A miss in the updates can break the whole thing, which...
I want to see which house prices in my dataset are outliers based on other feature columns like sqft, waterfront or year built. Some of these are more important and play ...
I work for a small engineering firm. I have been tasked by my CEO to train an AI to solve what is essentially a regression problem (although he doesn't know that, he just...