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記号－単位 | 設計ハンドブック | 数学ハンドブック | 物理学ハンドブック |
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Sign and symbols| ． | period , full stop | ￠ | cent(s) |
| ， | comma | $ | doller(s) |
| ； | semicolon | ￡ | pound(s) |
| ： | colon | won | |
| ' | apostrophe | # | number , pounds |
| ? | question mark | ♂ | male |
| ！ | exclamantion mark | ♀ | female |
| ― | dash | ○ | individual (famale) |
| - | hyphen | □ | individual (male) |
| = | double hyphen | × | crossed with |
| “ ” | double quotation marks | + | plus |
| ‘ ’ | single quotation marks | - | minus |
| ditto marks | × | multiplied by , times | |
| / | virgule , slant | ÷ | divided by |
| … | ellipsis | = | equals |
| … | suspension points | < | is less than |
| ～ | swung dash | > | is greater than |
| ・ | dot | ∞ | infinity |
| ´ | acute accent | ∥ | parallel : AB ∥ CD |
| ｀ | grave accent | ∠ | angle : ∠ABC |
| ^ | circumflex | ∟ | right angle |
| ~ | tilde | ⊥ | perpendicular : EF ⊥ MN |
| macron | 1/2 | a half | |
| breve | 2/3 | two thirds | |
| ¨ | dieresis | 1/4 | a quarter |
| cedilla | |||
| ( ) | parentheses | 0.31 | zero point three one |
| [ ] | brackets | √9 | the square root of 9 |
| < > | angle brackes | 3√9 | the cube root of 9 |
| { } | braces | x^2 | x squared |
| * | asterisk | x^3 | x cubed |
| † | dagger | x^n | x to the power of n |
| ‡ | double dagger | ||
| § | section | 3' | three feet , three minutes |
| ¶ | paragraph | 3" | three inches , three seconds |
| index | |||
| ∴ ∵ | asterism | 50℃ | fifty degrees centigrade |
| copyright | 90°F | ninety degrees Fahrenheit | |
| registered trademark | |||
| @ | at | ||
| % | percent | ||
| ‰ | per thousand | ||
| & | ampersand | ||
| &c. | and so on | ||
| c/o | care of |
丶 yong 丶