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mathematics click to hear : mathematics

The science that uses deductive reasoning to study the properties of abstract entities such as numbers, space and functions and the relations between them.
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factorial integral infinity fraction sum square root of is not an element of is an element of union of two sets intersection of two sets is included in/is a subset of percent empty set

factorial click to hear : factorial

Product of all positive whole numbers less than and equal to a given number. For example, the factorial of 4 is: 4! = 1x2x3x4 = 24.

integral click to hear : integral

Result of the integral calculation used especially to determine an area and to resolve a differential equation.

infinity click to hear : infinity

Symbol denoting that a value has no upper limit.

fraction click to hear : fraction

Sign denoting that the number on the left of the slash (numerator) is one part of the number on the right of the slash (denominator).

sum click to hear : sum

Sign indicating that several values are to be added together (their sum).

square root of click to hear : square root of

Sign denoting that, when a number is multiplied by itself, the result is the number that appears below the bar.

is not an element of click to hear : is not an element of

Binary sign denoting that the element on the left is not included in the set on the right.

is an element of click to hear : is an element of

Binary sign denoting that the element on the left is included in the set on the right.

union of two sets click to hear : union of two sets

Binary sign denoting that a set is composed of the sum of the elements of two sets.

intersection of two sets click to hear : intersection of two sets

Binary sign denoting that two sets M and N have elements in common.

is included in/is a subset of click to hear : is included in/is a subset of

Binary sign denoting that a set A on the left is part of the set B on the right.

percent click to hear : percent

Sign denoting that the number preceding it is a fraction of 100.

empty set click to hear : empty set

Sign denoting that a set contains no elements.