Questions tagged [pronunciation]

Questions on the pronunciation of mathematical terms and notation.

91 questions
18
votes
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What is this math symbol called?

My professors use a symbol $$x_0$$ and they pronounce it as x not or x nod, I am not sure what the exact name is because they have thick accents. I have tried looking this up on the Internet but I could not find an answer. Does anyone know what this…
Steven
  • 191
17
votes
2 answers

How to pronounce "$ a:b=c:d$" in English?

I just realized that I have never used something as simple as proportions in spoken English so far, but today I have to. So simple question for native speakers: How do you pronounce for example $$ a:b=c:d$$ where the colon denotes a proportion…
6
votes
4 answers

How is "Hessian" pronounced?

How do mathematicians pronounce "Hessian"? From searching online I've learned that the term is named after Otto Hesse, a German, and that the German state of Hesse has lent its name to a boot. From online dictionaries I've learned that I should say…
6
votes
3 answers

How do you pronounce x' and x''?

I am giving a presentation tonight, and the mathematical terms x' and x'' feature heavily in it. I pronounce them as "x-dash" and "x-dash-dash", but this gets a bit tiresome by the end of the presentation. A - Am I correct in pronouncing them this…
4
votes
0 answers

How do you pronounce $\Sigma^+$ or $\Sigma^\dagger$ (as used in Moore–Penrose pseudoinverse)?

I'm referring to the pronunciation of the $+$ and $\dagger$ notations. Is it simply pronounced as ‘sigma plus’, or ‘pseudoinverse of sigma’, or ‘sigma pseudoinversed/pseudoinverted’? Sometimes it is also written with a dagger ($\dagger$) instead of…
Erik
  • 595
3
votes
2 answers

How do you pronounce $\mathbb{F}_2, \mathbb{F}_2^n, \mathbb{N}^k, [n] = \{1,\ldots,n\},$ and $S \subseteq [n]$?

How do you pronounce $\mathbb{F}_2, \mathbb{F}_2^n, \mathbb{N}^k, [n] = \{1,\ldots,n\},$ and $S \subseteq [n]$ when you're reading a text? I've just started reading more advanced math textbooks and these are appearing all the time.
3
votes
1 answer

Italian pronunciation of the symbol $dx$

I am afraid this question is going to be rather specific and perhaps off-topic, but I hope some of the Italian users (at least) can help me out with this curiosity. I have always been used to the Italian pronunciation "de ics" of the differential…
Gibbs
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3
votes
0 answers

Pronunciation of $\in$-minimal

How do I pronounce $\in$-minimal? I need to know it to see whether I should write "$X$ has a $\in$-minimal element" or "$X$ has an $\in$-minimal element".
Kaj
  • 903
3
votes
2 answers

How do you pronounce $\hat{n}$?

I've found a symbol $\hat{n}$ in an equation, and I have no idea how to pronounce it, and how to write it phonetic. Edit: I've found it here: https://en.wikipedia.org/wiki/Quaternion#Exponential.2C_logarithm.2C_and_power
Iter Ator
  • 598
3
votes
0 answers

Pronouncing the Greek Alphabet for use in Mathematics

I've noticed that sometimes when I am writing out equations and saying the symbols in my head I will slip up and say "p" for "$ \rho $" or mix the pronunciation between letters say "$ \eta $" for "$ \xi $" possibly because the latter symbol looks…
user38770
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2
votes
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How to pronounce $C^\infty$?

I am thinking "C-infinite" or "infinitely differentiable". The second one is absolutely correct, but too long for colloquial use. I'd prefer the first one if possible. Is it correct or common?
trisct
  • 5,221
1
vote
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How do you pronounce the expression $(i|i)$?

I'm writing a library for translating latex into readable speech, and usually I rely on Larry's speakeasy to let me know how to read an equation. Seeing as I could not find an answer for the following expression: $$ k_{ii}\det…
Anon
  • 213
0
votes
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How to pronounce $\breve{E}$?

How to pronounce $\breve{E}$ ? The TeX command for it is "\breve{E}" , but I don't know if it would be correct to say "E breve" during a presentation.
0
votes
1 answer

How is an ordered pair (a,b) actually read aloud? An ordered tuple?

I know what an ordered tuple (e.g. ordered pair) is. I'm not wondering for any reason in particular, but I couldn't find anything on the internet. The question is the title. I'm usually one to try and give more context but I can't really think of…
0
votes
1 answer

How to pronounce of $0^+$ and $0^-$?

I'm not an English native speaker and I don't know how to pronounce $0^+$ and $0^-$. Could you help me, please? I'm referring to the symbols that appear for example in the limits $lim_{x\to 0^+}f(x)$ and $lim_{x\to 0^-}f(x)$. Thank you in advance…
John N.
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