Termini matematici in inglese

Principali termini matematici in inglese

∃ there exists

∀ for all

⇒ p implies q if p, then q

p q

⇔ p if and only if q p is equivalent to q p and q are equivalent

p q

∈ x belongs to A x is an element (or a member) of A

x A

∉

x A x does not belong to A x is not an element (or a member) of A

⊂

A B A is contained in B A is a subset of B

⊃

A B A contains B B is a subset of A

∩

A B A cap B A meet B A intersection B

∪

A B A cup B A join B A union B

A minus B the difference between A and B

A \ B

×

A B A cross B the cartesian product of A and B

x + 1 x plus one

x - 1 x minus one

xy xy x multiplied by y

(x - y)(x + y) x minus y, x plus y

x x over y

y

x = 5 x equals 5 x is equal to 5

≠ x (is) not equal to 5

x y

≡

x y x is equivalent to (or identical with) y

x > y x is greater than y

≥

x y x x is greater than or equal to y

x < y x is less than y

≤

x y x is less than or equal to y

0 < x < 1 zero is less than x is less than 1

|x| mod x modulus x

2 x squared x (raised) to the power 2

x 3

x x cubed

4

x x to the fourth x to the power four

n x to the nth / x to the power n

x -n

x x to the (power) minus n

x (square) root x the square root of x

3 x cube root (of) x

4 x fourth root (of) x

n x x nth root (of) x

2

(x + y) x plus y all squared

n! n factorial

x x hat

x x bar

x xi x subscript i x suffix i x sub i

i

n

∑ a the sum from i equals one to n ai the sum as i runs from 1 to n of the ai

i

=

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