22 сент. 2016 г. · A−B is said 'A minus B'. Alternatively, I personally read it aloud as "A without B" or as "A setminus B." I'm quite idiosyncratic with ...

16 апр. 2013 г. · What ab means is irrevocably context dependent. In lower level (i.e. computation-based) math classes ab usually means exponentiation.

29 июл. 2017 г. · A∖B={a∈A|a∉B}. Or in other words "all the elements in A that specifically are not in the set B.

7 февр. 2016 г. · The [A|B] notation signifies an "augmented matrix" associated with a system of linear equations. Your textbook probably has a definition of "augmented matrix".

21 дек. 2014 г. · 2 Answers. It is the open interval (a,b)={x∈R:a<x<b}. The notation ]a,b[ means the open interval (a,b) and it's the Bourbaki notation. So give ...

5 мая 2016 г. · In English, we pronounce a:b::c:d as "a is to b as b is to c", where the colon in particular is pronounced "is to".

6 сент. 2013 г. · 7 Answers. For (a,b] I say the interval from a to b including b but not including a. +1 This is the easiest to understand for non-math people.

18 сент. 2015 г. · ]a,b[ is the set of numbers between a and b with a and b excluded. In symbols like Hasan Saad said {x:a<x<b}. The opposite [a,b] is the set of number between

31 янв. 2021 г. · In math "or" means "and / or". So A∪B contains all x such that x∈A or x∈B. A∪B is usually read "A union B". It's simple Latin: the old ...

2 февр. 2014 г. · Or, in a more complete example: f:A→B:a↦f(a). "The function f maps values from A to values from B. Every value a∈A is mapped to f(a)∈B.".