tứ phân

Definition

1. Noun:
   • Quaternary: In mathematics and computing, a numeral system with a base of four. It uses only the digits 0, 1, 2, and 3.
   • Quaternary system: The system or method of counting or representing numbers using a base-four notation.

Usage Examples

• Noun:
  • Phép đếm tứ phân ít phổ biến hơn hệ thập phân. (The quaternary numeral system is less common than the decimal system.)
  • Số '10' trong hệ tứ phân biểu thị số bốn. (The number '10' in quaternary represents the number four.)

Advanced Usage

• "hệ tứ phân": quaternary system. This is the most common compound term.
  • Một số máy tính cổ đại sử dụng hệ tứ phân. (Some early computers used a quaternary system.)

Variants and Related Words

• Hệ nhị phân (n): binary system (base-2).
• Hệ thập phân (n): decimal system (base-10).
• Hệ bát phân (n): octal system (base-8).
• Hệ thập lục phân (n): hexadecimal system (base-16).

Synonyms

• Base-four system: A numeral system using four as its base.
• Quaternary numeral system: The formal term for the base-four system.

Related Concepts

• Positional notation: A method of representing numbers where the position of a digit signifies its value, multiplied by a power of the base. The quaternary system is a type of positional notation.
• Radix: The base number of a numeral system. The radix for 'tứ phân' is four.