Previous Character in Block Next Character in Block Share U+1D540 MATHEMATICAL DOUBLE-STRUCK CAPITAL I 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+1D400 — U+1D7FF Mathematical Alphanumeric Symbols Character Details Your browser đť•€ Confusables Character properties Code Point U+1D540 Name MATHEMATICAL DOUBLE-STRUCK CAPITAL I Unicode1 Name — Block Mathematical Alphanumeric Symbols General cat an uppercase letter Canonical Combining Class — Bidirectional Class any strong left-to-right character Mirrored character in bidirectional text false Decomposition <font> 0049 Uppercase Mapping Lowercase Mapping Titlecase Mapping Numeric Value — DECIMAL Value 120128 UTF-8 HEX Value 0xF09D9580 UTF-16 HEX Value 0xD835DD40 UTF-32 HEX Value 0x0001D540 XHTML Value 𝕀 Views - Block Details This block is part of the script Mathematical Alphanumeric Symbols More Mathematical Alphanumeric Symbols blocks Mathematical Alphanumeric Symbols This Character appears in the following languages