What Does Tilde Mean In Math

The meaning of DOES is present tense third-person singular of do; plural of doe.

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Definition of does verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Just to complete things further, the tilde operator is documented for integers at This clear's things up for me a bit. I was a bit confused because in Python integers are arbitrary precision by default, unlike C where we usually have integer sizes like 32 or 64 bits, so it is a bit hard to understand what binary operations mean in Python.

+1 Came in from a search looking for the meaning of tilde in C++ code I was examining. In my case it was a bitwise operation. Having both answers here was helpful.

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So we have arithmetic mean (AM), geometric mean (GM) and harmonic mean (HM). Their mathematical formulation is also well known along with their associated stereotypical examples (e.g., Harmonic mea...

What does the notation like 8.6e-28 mean? What is the 'e' for? (2 answers) Closed 8 years ago. After running the lm regression model using R, sometime one is bound to get very small P values or values in the covariance matrix. Something of the sort: -1.861246e-04 for example in a covariance matrix.

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Is it fine to take the mean of what are median values? It is fine, from a mathematical view. The median of a sample or of a posterior distribution obtained from a sample is, like all statistics, just a random variable. There is nothing to say against taking its average. Inference from the average of medians may be mathematically more tricky, since theoretical properties are not so easy to ...