Left Ceiling
Left Ceiling has no standard Windows Alt code. Copy the character directly, or use its HTML entity or Unicode value instead.
- Alt code
- None
- HTML entity
- ⌈
- Unicode
- U+2308
About this symbol
⌈ and ⌉ round a number up to the next whole number, the ceiling: ⌈2.3⌉ is 3. The Canadian computer scientist Kenneth Iverson introduced the ceiling and floor signs in 1962.
Unicode facts
- Official name
- LEFT CEILING
- Also called
- APL upstile
- Type
- Opening bracket
- Unicode block
- Miscellaneous Technical
- Unicode group
- Ceilings and floors
- Added in
- Unicode 1.1 (1993)
- Related
- ⸢ Top Left Half Bracket U+2E22「 Left Corner Bracket U+300C
Click the symbol or any value at the top of the page to copy it. See the full Technical and Miscellaneous Symbols chart for related characters.