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Questions tagged [mathematics]

This tag is for questions on the usage and meaning of mathematical terminology and the names for mathematical entities in English.

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7
votes
2answers
5k views

Exist vs exists in mathematics

Are there any rules about when to say exist and when to say exists in mathematics? For example, both these sentences appear in a book of mine: There exist αi in I such that xn = Σ αi xi. There ...
2
votes
1answer
3k views

How to read this mathematics value: 10^9

I have this value How to read that in English? translating from my native language, I would say Ten base of nine. but is that really correct?
18
votes
5answers
7k views

How do you read these mathematical expressions aloud?

(both above are from Wikipedia.org)
19
votes
3answers
2k views

What do I call the ′ in mathematical formulae?

As in x′ = x + t "Ex (?) equals ex plus tee". In Russian it is called "штрих" (shtrikch).
8
votes
4answers
2k views

How do you read the differential mark aloud?

How do you read the differential mark?
7
votes
1answer
790 views

How to pronounce decimals?

Something like: 0.1 0.23 0.999 How to pronounce them correctly in English?
26
votes
4answers
10k views

Do digits after the decimal point have a specific name?

I would like to know if there's a name for "digits after the decimal point" (in only one or two words). For instance in french these digits are called "décimales". I've found "decimal places", but I ...
19
votes
8answers
8k views

Which way: One and one ARE two? One and one IS two?

Which verb is grammatically correct when used to describe addition? One and one are two. One and one is two.
1
vote
2answers
1k views

Negative numbers: “minus” or “negative”?

I noticed that when negative number are used in speech, there are two dominant patterns. Taking "-10" as an example, in some cases it is pronounced "negative ten", while in others it is "minus ten". ...
4
votes
2answers
2k views

What is the right term to indicate the opposite of the math operation distribution?

I am studying math, and there's a term I don't know how to express, I just know that is the opposite of the operation of distribution of terms in an algebraic expression. For example, from the basic ...
3
votes
2answers
203 views

NumerICs vs numerALs, what is the difference if any?

I looked up MW but failed to see whether they are interchangeable. On a daily basis I find difficulties in adjective forming, so I guess this is just one more of the -IC versus -AL dilemmas, no?
3
votes
2answers
78 views

exponential in terms of?

I'm speaking about a particular quantity, let us call it the number of gizmos, which depends on the number of thingums, doodahs, and hickeys. Mathematically, we have a function g which is represented ...
2
votes
3answers
469 views

Counterpart to “given” in a mathematical problem statement

Often mathematical problem statements start by describing some given objects and continue by requesting some objective, something to be computed from these given objects. What's the established title ...
1
vote
1answer
411 views

Should the name of a capital Greek letter also be capitalized when the upper case is important?

In complexity theory, we sometimes have to speak about Knuth’s big omega notation. Or about Knuth’s big Omega notation? Here the confusion starts. I can imagine all four variants of "big/Big omega/...