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Sets - Symbol Names

by Hari
(South Africa)











































whats the meaningful name of sets symbols

What are the standard symbols used in set notation (such as:

set braces,

null set,

element of a set,

proper and improper subsets,

intersection of two sets,

union of two sets,

etc.)

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Sep 08, 2011
Sets - Symbol Names
by: Staff

The question:

by Hari
(South Africa)

whats the meaningfull name of sets symbols


The answer:

Here are some standard symbols used in set notation:

{ }, set braces. Set braces can be typed directly from your keyboard.

Ø, null set. To type, hold down the "alt" key, type 0216, and then release the alt key

∈, element of a set. To type, hold down the "alt" key, type 8712, and then release the alt key

∉, NOT AN ELEMENT OF a set. To type, hold down the "alt" key, type 8713, and then release the alt key

⊂, proper subset. To type, hold down the "alt" key, type 8834, and then release the alt key


⊆, improper subset. To type, hold down the "alt" key, type 8838, and then release the alt key

∩, intersection of two sets, To type, hold down the "alt" key, type 8745, and then release the alt key

∪, union of two sets. To type, hold down the "alt" key, type 8746, and then release the alt key


ℕ, set of all NATURAL NUMBERS (Double N), To type, hold down the "alt" key, type 8469, and then release the alt key

ℝ, set of all REAL NUMBERS (Double R), To type, hold down the "alt" key, type 8477, and then release the alt key

ℚ, set of all RATIONAL NUMBERS (Double Q). To type, hold down the "alt" key, type 8474, and then release the alt key

ℤ, set of all INTEGERS (Double Z). To type, hold down the "alt" key, type 8484, and then release the alt key




Thanks for writing.

Staff
www.solving-math-problems.com



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