Block: Miscellaneous Mathematical Symbols-A

Range U+27C0 - U+27EF
Official Chart http://www.unicode.org/charts/PDF/U27C0.pdf
Wikipedia Miscellaneous Symbols is a Unicode block (U+2600–U+26FF) containing glyphs representing concepts from a variety of categories: astrological, astronomical, chess, dice, musical notation, political symbols, recycling, religious symbols, trigrams, warning signs, and weather, among others. == Tables == === Definitions === === Compact table === == Emoji == The Miscellaneous Symbols block contains 80 emoji: U+2600–U+2604, U+260E, U+2611, U+2614–U+2615, U+2618, U+261D, U+2620, U+2622–U+2623, U+2626, U+262A, U+262E–U+262F, U+2638–U+263A, U+2640, U+2642, U+2648–U+2653, U+2660, U+2663, U+2665–U+2666, U+2668, U+267B, U+267F, U+2692–U+2697, U+2699, U+269B–U+269C, U+26A0–U+26A1, U+26AA–U+26AB, U+26B0–U+26B1, U+26BD–U+26BE, U+26C4–U+26C5, U+26C8, U+26CE–U+26CF, U+26D1, U+26D3–U+26D4, U+26E9–U+26EA, U+26F0–U+26F5, U+26F7–U+26FA and U+26FD. The block has 158 standardized variants defined to specify emoji-style (U+FE0F VS16) or text presentation (U+FE0E VS15) for the following 79 base characters: U+2600–U+2604, U+260E, U+2611, U+2614–U+2615, U+2618, U+261D, U+2620, U+2622–U+2623, U+2626, U+262A, U+262E–U+262F, U+2638–U+263A, U+2640, U+2642, U+2648–U+2653, U+2660, U+2663, U+2665–U+2666, U+2668, U+267B, U+267F, U+2692–U+2697, U+2699, U+269B–U+269C, U+26A0–U+26A1, U+26AA–U+26AB, U+26B0–U+26B1, U+26BD–U+26BE, U+26C4–U+26C5, U+26C8, U+26CF, U+26D1, U+26D3–U+26D4, U+26E9–U+26EA, U+26F0–U+26F5, U+26F7–U+26FA and U+26FD. === Diversity === The Miscellaneous Symbols block has two emoji that represent people or body parts. They can be modified using U+1F3FB–U+1F3FF to provide for a range of skin tones using the Fitzpatrick scale: Additional human emoji can be found in other Unicode blocks: Dingbats, Emoticons, Miscellaneous Symbols and Pictographs, Supplemental Symbols and Pictographs and Transport and Map Symbols.
https://en.wikipedia.org/wiki/Miscellaneous_Mathematical_Symbols-A
Characters
⟀ ⟁ ⟂ ⟃ ⟄ ⟅ ⟆ ⟇ ⟈ ⟉ ⟊ ⟋ ⟌ ⟍ ⟎ ⟏ ⟐ ⟑ ⟒ ⟓ ⟔ ⟕ ⟖ ⟗ ⟘ ⟙ ⟚ ⟛ ⟜ ⟝ ⟞ ⟟ ⟠ ⟡ ⟢ ⟣ ⟤ ⟥ ⟦ ⟧ ⟨ ⟩ ⟪ ⟫ ⟬ ⟭ ⟮ ⟯