ALGEBRA GLOSSARY

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Title Description
Uncountable In human terms, Uncountable means too many to practically count or enumerate.
In math, an infinite function without a one-to-one correspondence to natural numbers.
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Uniform Constant and unchanging; fixed.
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Union The Union of two or more sets is the set of elements from all the sets.
The Union of sets A and B is literally the set "A and B."
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Unit Circle A Circle of radius one centered at the origin is termed the Unit Circle.
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Unit Vector A vector of length one directed along one of the coordinate axes.
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Upper Bound The greatest permissible value of a function may be termed its Upper Bound.
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Upper Quartile Also the high quartile, the 75th percentile.
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Upper Quintile Also high quintile, the 80th percentile.
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Upsilon Upsilon is the 20th letter of the Greek alphabet.
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