**Contents**show

## What does ∼ mean?

“∼” is one of many symbols, listed in the Wikipedia article on approximation, used to indicate that **one number is approximately equal to another**. … “∼” is one of many symbols used in logic to indicate negation.

## What does =~ mean in math?

For a closer similarity “≃” might mean **a triangle almost congruent** but only ROUGHLY similar, such as two triangles 3/4/5 and 3.1/4.1/5.1 while “≅” means congruent. Real life triangles use approximations and have rounding errors.

## What are () called in English?

They can also be used in mathematical expressions. For example, 2{1+[23-3]}=x. **Parentheses** ( () ) are curved notations used to contain further thoughts or qualifying remarks. However, parentheses can be replaced by commas without changing the meaning in most cases.

## What is the code for copyright symbol?

Copyright symbol

© | |
---|---|

Copyright sign | |

In Unicode | U+00A9 © COPYRIGHT SIGN (HTML © · ©, © ) |

Related | |

See also | U+2117 ℗ SOUND RECORDING COPYRIGHT (HTML ℗ · ℗ ) U+1F12F COPYLEFT SYMBOL (HTML 🄯 ) |

## What does this symbol mean ≅?

The symbol ≅ is officially defined as **U+2245 ≅ APPROXIMATELY EQUAL TO**. It may refer to: Approximate equality. Congruence (geometry) Congruence relation.

## What is this symbol called?

This table contains special characters.

Symbol | Name of the Symbol | Similar glyphs or related concepts |
---|---|---|

& | Ampersand | |

⟨ ⟩ | Angle brackets | Bracket, Parenthesis, Greater-than sign, Less-than sign |

‘ ‘ | Apostrophe | Quotation mark, Guillemet, Prime, foot (unit), minute |

* | Asterisk |

## What is Hammer slang for?

on someone’s hammer Australian and NZ slang. **persistently demanding and critical of someone**. **in hot pursuit of someone**.

## Is there a symbol for around?

Approximately Symbol (**≈**)

## How do you show approximate numbers?

**LaTeX symbols**

- ( approx ), usually to indicate approximation between numbers, like .
- ( notapprox ), usually to indicate that numbers are not approximately equal (1. …
- ( simeq ), usually to indicate asymptotic equivalence between functions, like .