This perform of frequently used mathematical symbols explains what each math symbol is, just how it is used and provides a sample expression.

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Symbol | What that is | How it is read | How the is used | Sample expression | |||

+ | Addition authorize Logical OR symbol | ... To add ... ... Or ... | Sum of a couple of values logical disjunction | 3 + 5 = 8 ¬(A + B) = ¬A * ¬B | |||

* | Multiplication sign Logical and symbol | ... Time ... ... And ... | Product of two values logical conjunction | 3 x 5 = 15 ¬(A * B) = ¬A + ¬B | |||

x | Multiplication sign | ... Times ... | Product of two values | 3 x 5 = 15 | |||

· | Multiplication sign | ... Times ... | Product of two values | 3 · 5 = 15 | |||

summation sign | The summation that ... | Sum of plenty of or infinitely numerous values | |||||

Integral sign | The integral the ... | integration | x2 dx = x3/3 + c | ||||

Double integral sign | The dual integral of ... | integration | f(x,y) dx dy | ||||

Triple integral sign | The triple integral of ... | integration | f(x,y,z) dx dy dz | ||||

Line integral sign | The heat integral the ... | integration | F dx | ||||

Surface integral sign | The surface ar integral the ... | integration | F(x,y,z) dx dy | ||||

- | Subtraction authorize Minus sign | ... Minus ... Negative... | Difference of 2 values, an unfavorable number | 3 - 5 = -2 | |||

± | Plus/minus sign | ... Plus or minus ... | Expression the range, error, or tolerance | 500 kbps ± 10% | |||

dot product sign | ... Dot ... | Scalar (dot) product of two vectors | A B = B A | ||||

x | Cross product sign | ... Cross ... | Vector (cross) product of two vectors | A x B = - (B x A) | |||

Product sign | The product the ... | Product of 3 up to infinitely countless values | |||||

^ | Carat | ... To the power of ... | exponent | 2 ^ 5 = 32 | |||

! | Exclamation | ... Factorial | Product the all hopeful integers as much as a certain value | 5! = 120 | |||

Surd | ... Root of ... | Algebraic expressions | z = (x + y) | ||||

Square root symbol | The square root of ... | Algebraic expressions | |||||

... | Continuation sign | ... And so on up to ... ... And so ~ above indefinitely | Extension that sequence | S = 1, 2, 3, ... | |||

/ | Slash | ... Split by ... ... End ... | Division | 3/4 = 0.75 | |||

÷ | Division sign | ... Separated by ... | Division | 3 ÷ 4 = 0.75 | |||

Percent symbol | ... Percent ... | Proportion | 0.032 = 3.2 | ||||

Per mil symbol | ... Per mil ... | Proportion | 0.032 = 32 | ||||

: | Colon, ratio sign | ... Is come ... ... Such that ... ... It is true that ... | Division or ratio, symbol adhering to logical quantifier or offered in specifying a set | 2:4 = 20:40 x : x > 4 and also x x : x x > -1 S = {x : x ...it is true that ... | Symbol following logical quantifier or provided in defining a set | x | x > 4 and also x x | x x > -1 S = {x | x arithmetic mean | 3 :: 11 = 7 |

lemniscate | ... Infinity ... Rises without limit | Infinite summations unlimited sequence Limit | x : x ...list... ...set that coordinates... ...open interval | Denotes a quantity, list, set of coordinates, or an open up interval | (x + y) + z (a1, a2, a3, a4) (x,y,z) (3,5) | ||

< > | Square brackets | ... The quantity ... ... The closeup of the door interval ... | Denotes a amount or a close up door interval | w + <(x + y) + z> <3,5> | |||

( > | Hybrid brackets | ... The half-open interval ... | Denotes a half-open interval | (3,5> | |||

< ) | Hybrid brackets | ... The half-open term ... | Denotes a half-open interval | <3,5) | |||

Curly brackets | ... The quantity ... ... The collection ... | Denotes a amount or a SET | E = 2, 4, 6, 8, ... | ||||

= | Equal sign | ... Amounts to ... | Indicates two values are the same | -(-5) = 5 2z2 + 4z - 6 = 0 | |||

proportionality sign | ... Is proportional come ... | Indicates two variables readjust in straight proportion | x y | ||||

~ | Similarity sign | ... Is similar to ... | Indicates two objects space geometrically similar | ABC ~ DEF | |||

Approximate equal sign | ... Is approximately equal come ... | Indicates 2 values are close to each other | x + y z | ||||

Inequality sign | ... Is not equal come ... | Indicates 2 values room different | x y | ||||

is smaller sized than worth on right | 3 x y | ||||||

Inequality sign | ... Is much less than or equal to ... ... Is at many equal to ... | Indicates worth on left is smaller than or same to worth on right | x y | ||||

> | Inequality sign | ... Is greater than ... | Indicates worth on left is bigger than worth on right | 5 > 3 x > y | |||

≥ | Inequality sign | ... Is better than or same to ... | Indicates value on left is larger than or equal to value on right | x≥ y | |||

| | | absolute worth sign | The absolute value of ... | Distance of value from origin in number line, plane, or space | | -3 | = 3 | |||

increment sign, Triangle symbol | the change in ... Triangle ... | Indicates a little change, Denotes vertices that triangle | m = y / x alphabet = DEF | ||||

Perpendicularity symbol | ... Is perpendicular come ... | Geometry | L M | ||||

// | Parallel symbol | ... Is parallel to ... | Geometry | L // M | |||

Angle symbol | Angle ... | Geometry | ABC = DEF | ||||

Existential quantifier | For some ... Over there exists a(n) ... | Logical statements | x : x > 4 and also x because that every ... | Logical statements | x : x x > -1 | ||

¬ | Logical negation symbol | not ... | Logical statements | ¬(¬A) A | |||

logical implicitly symbol | ... Suggests ... If ... Then ... | Logical statements | A B | ||||

logical equivalence symbol | ... Is logically indistinguishable to ... ... If and only if .. | Logical statements | A B | ||||

Three dots | ... Thus ... ... It complies with that ... | Logical statements or mathematical proofs | x = y and y = z x = z | ||||

Element-of symbol | ... Is an facet of a set ... | Sets | a A | ||||

Not-element-of symbol | ... Is not an element of a collection ... | Sets | b A | ||||

Subset symbol | ... Is a subset of ... | Sets | A B | ||||

Proper subset symbol | ... Is a suitable subset that ... | Sets | A B | ||||

Union symbol | ... Union ... | Sets | A B = B A | ||||

Intersection symbol | ... Intersect ... ... Intersected with ... | Sets | A B = B A | ||||

Null symbol | The null collection The north set | Sets | = | ||||

Hebrew aleph (uppercase) | Aleph ... | Transfinite cardinal | 1 + 0 = 1 | ||||

º | Degree symbol | ... Degree(s) | Angular measure Temperature | T = +20 ºC | |||

θ | Greek theta (lowercase) | ... Theta ... | Angular variable | θ= 90º | |||

φ | Greek phi (lowercase) | ... Phi ... | Angular variable | = 45º | |||

λ | Greek lambda (lowercase) | ... Lambda ... | Wavelength proportion Eigenvalue Lebesgue measure | = 70 cm = 3:1 | |||

µ | Greek mu (lowercase) | micro- (10-6) | Prefix multiplier | C = 0.001 µF | |||

Greek pi (lowercase) | ... Pi ... | General science | 3.14159 | ||||

Greek omega (uppercase) | ... Omega ... | Volume of an item Ohms (resistance) | R2 = 330 | ||||

Greek omega (lowercase) | ... Omega ... | Transfinite ordinal Angular velocity Period | = 36,000 rad/s = 1/60 s | ||||

, N | Enhanced or interlocutor N | The set of organic numbers | Number theory collection theory | = 0, 1, 2, 3, ... See more: Distance From Coeur D'Alene To Seattle To Coeur D"Alene, Distance From Seattle, Wa To Coeur D'Alene, Id | |||

, Z | Enhanced or bolder Z | The collection of integers | Number theory set theory | = 0, 1, -1, 2, -2, 3, -3, ... | |||

, Q | Enhanced or bolder Q | The set of reasonable numbers | Number theory set theory | = a and b are in | |||

, R | Enhanced or interlocutor R | The collection of real numbers | Number theory collection theory | What is the cardinality of ? |