42 votes
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Is [mathematical] 'analysis' in Japanese the same word as 'fine cuisine' in Japanese?

No. Japanese "haute cuisine" is called 懐石(料理). Mathematical analysis is 解析(学). What is true is that 懐石 and 解析 are homophones, both pronounced かいせき and, in context, both may be referred to as かいせき. ...
Earthliŋ's user avatar
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29 votes
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Standard mathematical operations, expressed in Japanese

First of all, let me assume: You're only interested in the simple four operations (+, -, *, /) and brackets ( ) Multiplication and division have higher priority, e.g., 1 + 2 * 3 is 7, not 9 Of course ...
naruto's user avatar
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23 votes

Is [mathematical] 'analysis' in Japanese the same word as 'fine cuisine' in Japanese?

While the pronunciation is the same, the words' etymologies are unrelated. Mathematical analysis is 解析(kaiseki かいせき) while (Japanese) fine cuisine is 懐石(kaiseki かいせき). Both 解 and 析 roughly ...
Enno Shioji's user avatar
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11 votes
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Maths sentences: 足す and 掛ける

They are not grammatical phrases. We just read the symbols verbatim like: [⁠1]{いち} [+]{たす} [⁠2]{に} [=]{は} [⁠3]{さん} It has nothing different than saying: [⁠1]{いち} [+]{プラス} [⁠2]{に} [=]{イコール} [⁠3]{さん} ...
broccoli forest's user avatar
11 votes
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How do you say "if and only if" in Japanese?

Two common ways of translating "if and only if" use the terms 必要十分条件 ("necessary and sufficient condition") and 同値 ("equivalence"). a > b は式 (15) である為の必要十分条件である。 ...
Earthliŋ's user avatar
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10 votes
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How to pronounce "R → ∞ " in a mathematical context

R → ∞ is usually read R を限りなく大きくする[と・とき] R が限りなく大きくなる[と・とき] I don't think that 「R → ∞ のとき」 is supposed to have a fixed natural pronunciation. You can ignore the の and read it as above, or you ...
Earthliŋ's user avatar
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10 votes
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Why are Japanese characters not used in equations?

Here are some facts, and my speculations. Actual Usuages Japanese as Text In non-technical context, we can use arbitrary text (just like in English) in equations: 長方形について, "面積 = 縦 × 横" ...
Yosh's user avatar
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10 votes

How do you read out numbers in scientific notation in Japanese?

5 * 10^80 I think it's read 「ごかけるじゅうのはちじゅうじょう」. 5×10⁸⁰ -- [5]{ご} [×]{かける} [10]{じゅう} の [⁸⁰]{はちじゅうじょう} (5[掛]{か}ける10の80[乗]{じょう})
chocolate's user avatar
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9 votes
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Could a translation error lead to squares to not be considered as rectangles?

In Japanese, there are two sets of words we learn to describe various kinds of quadrilaterals. Mathematical terms are 四角形【しかっけい】 quadrilaterals, 台形【だいけい】 trapezoid, 平行四辺形【へいこうしへんけい】 parallelogram, ...
naruto's user avatar
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7 votes
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How to say at most one?

In the context of mathematics, 「高々 (or たかだか) 一個」 is the standard expression. 高々 can also be used in non-technical context, but it's somewhat formal. In daily conversations, we'd say "多くて(も)一個" or "...
Yosh's user avatar
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7 votes
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How to read "(x+y)^z" in Japanese?

Please read this first: Standard mathematical operations, expressed in Japanese As described in the question above, there are several approaches to read this. The most simple approach is to read each ...
naruto's user avatar
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6 votes

Standard mathematical operations, expressed in Japanese

Japan uses 「足す」(tasu:plus)「引く」(hiku:minus)「掛ける」(kakeru:multiplied by)「割る」(waru:divided by). For example, 2+2 in words is "ni tasu ni", 2-2 is "ni hiku ni", 2x2 is "ni kakeru ni", 2/2 is "ni waru ni". ...
Halfway Dillitante's user avatar
6 votes

The use of ô versus ō in rōmaji

As @naruto notes, the difference between Tôhoku and Tōhoku is only a difference of romanization systems. (Both are correct transliterations of 東北 in their respective systems.) A number of romanization ...
Earthliŋ's user avatar
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6 votes

How do you read out numbers in scientific notation in Japanese?

In addition to a scientific notation by Chocolate, we use [無量大数]{むりょうたいすう} for such a large power. In Japanese numeral system, we normally remember up to [兆]{ちょう} of 10^12. Normally we expect to pack ...
kimi Tanaka's user avatar
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5 votes

How do you say "if and only if" in Japanese?

if and only if (= iff) a > b の時、(そして/かつ)その時に限り等式が成立する。 The equation is satisfied if and only if a > b. only ... if ~なければ~ない (colloquially ~なきゃ~ない or ~なけりゃ~ない) ≈ ~ないなら~ない ...
broccoli forest's user avatar
5 votes

How to pronounce "R → ∞ " in a mathematical context

In Japanese, R is pronounced aaru (アール) → is pronounced yajirusi (矢印【やじるし】) ∞ is pronounced mugendai (無限大【むげんだい】) I think "n→∞" is often pronounced as follows in the differential and integral. ...
nariuji's user avatar
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5 votes
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How to read percentage?

The ・ here is used as the "." would be used in English: to distinguish the round and the decimal part. So it is indeed read as 点{てん}. So you would read the whole thing as [12]{じゅうに}[・]{てん}[5]{ご}[%]{...
永劫回帰's user avatar
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5 votes
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Arithmetic and relative clauses

As Chocolate has already commented, it is very probably that たす and ひく originated from the teaching at そろばん塾 (soroban juku, abacus institute) which played a very important role as a private school ...
samhana's user avatar
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4 votes

How to read percentage?

The correct pronunciation is : じゅう に てん ご パーセント
hisao m's user avatar
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4 votes
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How to read these algebraic formulas?

That's how I would read it. A∪B={x|x∈A または x∈B} AとBの和集合とはAまたはBにあるxからなる集合のことです。   P(X)={A|A⊂X} ピ(・オブ)・エックスとはXの全ての部分集合からなる集合のことです。
永劫回帰's user avatar
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4 votes

Standard mathematical operations, expressed in Japanese

(3 + 1 - 2) * 6 / 2 How about... SAN tasu ICHI hiku NI, kakeru ROKU waru NI (or SAN purasu ICHI mainasu NI, kakeru ROKU waru NI) We usually read the parentheses (in maths) as "kakko ... kakko ...
chocolate's user avatar
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4 votes

Could a translation error lead to squares to not be considered as rectangles?

The situation is a bit different in Japanese. In the first place, rectangle in Japanese math jargon is 長方形 (lit. "oblong square") so that it's even less intuitive than English, but for better or worse,...
broccoli forest's user avatar
3 votes
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Mathematical subjects in Japanese

Don Zagier has a 4-page scan of an English–Japanese Dictionary for Mathematical Terminology. Being only 4 pages short, it is only a "cheat sheet" and maybe serves less as a dictionary and more as a ...
Earthliŋ's user avatar
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3 votes
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What is the Japanese Homophonic Group?

Hiragana is a phonogram, meaning each letter has a distinct sound. There are a few notable exceptions like は pronounced as わ in certain contexts, but mostly I expect the size of homophonic groups to ...
Kohsuke Kawaguchi's user avatar
3 votes
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Expressing odds in japanese for horse racing

It's not odds but the order of horse racing. 4-5 means that the horse of the number 4 finished first and the horse of the number 5 finished second.
Yuuichi Tam's user avatar
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3 votes
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Math in Japanese

f(x) = 3x2 + 4x - 12   ( f(x) = 3x^2 + 4x - 12 ) I think the following page can answer most of your questions. http://izumi-math.jp/sanae/report/suusiki/suusiki.htm y=f(x) y イコール f x y ...
HizHa's user avatar
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3 votes

The use of ô versus ō in rōmaji

Do Japanese speakers today make any distinction between ô and ō in romanization? No. Or is it just a trivial choice between notations? Yes. Long answer: As explained on Wikipedia, elementary ...
naruto's user avatar
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3 votes

How to read percentage?

It is not correct. Its pronunciation is Jū ni-ten go pāsento. (じゅう に てん ご ぱーせんと)
ra1ned's user avatar
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2 votes

How to read these algebraic formulas?

The following site shows how to pronounce some mathematical formulas: http://izumi-math.jp/sanae/report/suusiki/suusiki.htm
hisao m's user avatar
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