Questions tagged [mathematics]

数学. The Japanese language as used in mathematical writing.

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17
votes
3answers
3k views

How do you read simple arithmetic equations in Japanese?

My dictionary (EN → JP) suggests to translate "Three multiplied by four is twelve" as 3 × 4 = 12 without giving a hint as to how to read this in Japanese. How do you read simple arithmetic ...
17
votes
4answers
512 views

The etymology of 関手【かんしゅ】

In Japanese mathematics, the word ‘functor’ is translated as 関手【かんしゅ】. What is the etymology of this word? I suspect that it is a pun on 関数 (function). This leads to two further questions: Why 関手 ...
14
votes
6answers
3k views

Japanese dictionary for mathematics/computer science jargon [closed]

I study mathematics and computer science, and I'm starting to learn japanese. Could you suggest me dictionaries/sites/etc where I could learn terminology on these subjects?
10
votes
3answers
508 views

What's the difference between 三角 and 三角形?

I just had this terrifying conversation: What is "triangle" in Japanese? me: 三角 right? Then what's 三角形? me: Uhh... triangle? I've confirmed both of these translate to "triangle". ...
5
votes
1answer
236 views

Maths sentences: 足す and 掛ける

I noticed a lack of case marking particles in mathematical sentences: 1足す2は3である。 3掛ける4は12である。 足す and 掛ける are verbs, does subject and object analysis apply to this? Do they take on the ...
0
votes
3answers
192 views

Problem in understanding math problem in japanese

I got question like this maybe some math question in japanese 179からある数これを引いたら、残りは12になりました。ある数はいくつですか。 Suppose x is the number that the question ask First i thought like x - 179=12 Somewhat confuse ...