Z NOTATION SCHEMA PROJECTION·U+2A21

Character Information

Code Point
U+2A21
HEX
2A21
Unicode Plane
Basic Multilingual Plane
Category
Math Symbol

Character Representations

Click elements to copy
EncodingHexBinary
UTF8
E2 A8 A1
11100010 10101000 10100001
UTF16 (big Endian)
2A 21
00101010 00100001
UTF16 (little Endian)
21 2A
00100001 00101010
UTF32 (big Endian)
00 00 2A 21
00000000 00000000 00101010 00100001
UTF32 (little Endian)
21 2A 00 00
00100001 00101010 00000000 00000000
HTML Entity
⨡
URI Encoded
%E2%A8%A1

Description

The character U+2A21 is known as the "Z NOTATION SCHEMA PROJECTION" within the Unicode standard. This special character is primarily utilized in digital text for its specific mathematical applications, particularly in the realm of notation schema projections. In this context, it serves to indicate a certain type of projection, which is crucial in geometry and related fields. The U+2A21 character's usage is rooted in both technical and cultural significance. It plays a vital role in various mathematical notations and symbolisms where specific types of projections need to be illustrated or described. Furthermore, its inclusion in the Unicode standard ensures that it can be used across multiple digital platforms, languages, and devices, thereby promoting global communication and understanding in mathematical domains. This character's inclusion in the Unicode system underscores the extensive scope of the standard, which seeks to represent the full range of written human language, symbols, and characters from all over the world. Thus, the U+2A21 "Z NOTATION SCHEMA PROJECTION" is not only a significant character within the realm of digital text but also represents the broader goal of the Unicode standard: to facilitate global communication through accurate and comprehensive typographic representation.

How to type the symbol on Windows

Hold Alt and type 10785 on the numpad. Or use Character Map.

  1. Step 1: Determine the UTF-8 encoding bit layout

    The character has the Unicode code point U+2A21. In UTF-8, it is encoded using 3 bytes because its codepoint is in the range of 0x0800 to 0xffff.

    Therefore we know that the UTF-8 encoding will be done over 16 bits within the final 24 bits and that it will have the format: 1110xxxx 10xxxxxx 10xxxxxx
    Where the x are the payload bits.

    UTF-8 Encoding bit layout by codepoint range
    Codepoint RangeBytesBit patternPayload length
    U+0000 - U+007F10xxxxxxx7 bits
    U+0080 - U+07FF2110xxxxx 10xxxxxx11 bits
    U+0800 - U+FFFF31110xxxx 10xxxxxx 10xxxxxx16 bits
    U+10000 - U+10FFFF411110xxx 10xxxxxx 10xxxxxx 10xxxxxx21 bits
  2. Step 2: Obtain the payload bits:

    Convert the hexadecimal code point U+2A21 to binary: 00101010 00100001. Those are the payload bits.

  3. Step 3: Fill in the bits to match the bit pattern:

    Obtain the final bytes by arranging the paylod bits to match the bit layout:
    11100010 10101000 10100001