Previous Character in Block Next Character in Block Share U+02205 EMPTY SET Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Empty Previous Block Next Block < / > Unicode Block U+02200 — U+022FF Mathematical Operators Character Details Your browser ∅ Confusables Character properties Code Point U+02205 Name EMPTY SET Unicode1 Name — Block Mathematical Operators General cat a symbol of primarily mathematical use Canonical Combining Class — Bidirectional Class most other symbols and punctuation marks Mirrored character in bidirectional text false Decomposition Uppercase Mapping Lowercase Mapping Titlecase Mapping Numeric Value — DECIMAL Value 8709 UTF-8 HEX Value 0xE28885 UTF-16 HEX Value 0x02205 UTF-32 HEX Value 0x00002205 XHTML Value ∅ Views - Block Details This block is part of the script Mathematical Operators More Mathematical Operators blocks Mathematical Operators Supplemental Mathematical Operators This Character appears in the following languages