aleph number
alef symbol (U+2135) or aleph, written left-to-right as the mathemical symbol ‹ℵ› for the first transfinite cardinal (countable); ordered sequence of transfinite numbers used to represent the cardinality (or size) of infinite countable sets
Press Enter · cited answer in seconds
0 sources
aleph number
Summary
aleph number is an Unicode character[1]. It ranks in the top 2% of unicode_character entities by monthly Wikipedia readership (793 views/month).[2]
Key Facts
- aleph number's image is recorded as U+2135.svg[3].
- aleph number's instance of is recorded as Unicode character[4].
- aleph number's instance of is recorded as mathematical symbol[5].
- aleph is named after aleph number[6].
- aleph number's based on is recorded as א[7].
- aleph number's subclass of is recorded as cardinal number[8].
- aleph number's subclass of is recorded as transfinite number[9].
- aleph number's Commons category is recorded as ℵ[10].
- aleph number's Unicode character is recorded as ℵ[11].
- aleph number's Freebase ID is recorded as /m/01qz72[12].
- aleph number's Gran Enciclopèdia Catalana ID is recorded as 0196638[13].
- aleph number's described by source is recorded as Otto's encyclopedia[14].
- aleph number's different from is recorded as א[15].
- aleph number's studied by is recorded as axiomatic set theory[16].
- aleph number's MathWorld ID is recorded as Aleph[17].
- aleph number's Unicode code point is recorded as 2135[18].
- aleph number's nLab ID is recorded as aleph[19].
- aleph number's HTML entity is recorded as ℵ[20].
- aleph number's HTML entity is recorded as ℵ[21].
- aleph number's HTML entity is recorded as ℵ[22].
- aleph number's HTML entity is recorded as ℵ[23].
- aleph number's GlyphWiki ID is recorded as u2135[24].
- aleph number's Unicode block is recorded as Letterlike Symbols[25].
- aleph number's maintained by WikiProject is recorded as WikiProject Mathematics[26].
- aleph number's Microsoft Academic ID is recorded as 137832305[27].
Body
Designation and Status
Recorded instance of include Unicode character[4] and mathematical symbol[5].
History and Context
aleph is named after aleph number[6].
Why It Matters
aleph number ranks in the top 2% of unicode_character entities by monthly Wikipedia readership (793 views/month).[2] It has Wikipedia articles in 22 language editions, a strong signal of global cultural recognition.[28] It is known by 76 alternative names across languages and contexts.[29]