# ๐ฌ U+1DB10 CARTESIAN EQUALS SIGN Old-style equals sign as written in Descartes-era mathematical notation, used in historical texts and math history work. | | | |---|---| | Character | `๐ฌ` | | Codepoint | U+1DB10 | | Name | CARTESIAN EQUALS SIGN | | Block | [Miscellaneous Symbols and Arrows Extended](https://unicodekit.com/block/miscellaneous-symbols-and-arrows-extended) | | Script | Common | | Category | Math Symbol (Sm) | | Unicode version | 18.0 | | HTML | `𝬐` `𝬐` | | CSS | `\1DB10` | | JavaScript | `\u{1DB10}` | | UTF-8 | F0 9D AC 90 | | UTF-16 | D836 DF10 | ## Related characters - ๐ฌ [U+1DB0F INCOMMENSURABILITY IN SQUARE](https://unicodekit.com/char/1DB0F) - ๐ฌ‘ [U+1DB11 LEIBNIZIAN CONGRUENCE](https://unicodekit.com/char/1DB11) - ๐ฌŽ [U+1DB0E COMMENSURABILITY IN SQUARE](https://unicodekit.com/char/1DB0E) - ๐ฌ’ [U+1DB12 LEIBNIZIAN CONGRUENCE WITH VERTICAL BAR](https://unicodekit.com/char/1DB12) - ๐ฌ [U+1DB0D INCOMMENSURABILITY](https://unicodekit.com/char/1DB0D) - ๐ฌ“ [U+1DB13 LEIBNIZIAN CONGRUENCE-2](https://unicodekit.com/char/1DB13) - ๐ฌŒ [U+1DB0C COMMENSURABILITY](https://unicodekit.com/char/1DB0C) - ๐ฌ” [U+1DB14 LEIBNIZIAN CONGRUENCE-2 INVERTED](https://unicodekit.com/char/1DB14) - ๐ฌ‹ [U+1DB0B TWO-LINE LESS-THAN](https://unicodekit.com/char/1DB0B) - ๐ฌ• [U+1DB15 LEIBNIZIAN CONGRUENCE-2 WITH HORIZONTAL BAR](https://unicodekit.com/char/1DB15) - ๐ฌŠ [U+1DB0A TWO-LINE GREATER-THAN](https://unicodekit.com/char/1DB0A) - ๐ฌ– [U+1DB16 LEIBNIZIAN CONGRUENCE-2 WITH HORIZONTAL AND VERTICAL BAR](https://unicodekit.com/char/1DB16) Page: https://unicodekit.com/char/1DB10 ยท JSON: https://unicodekit.com/characters/1DB10