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+
| addition, plus, positive
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| item
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| total
| ; ; ;
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| subtraction, minus, negative
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| minuend
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| subtrahend
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| plus or minus
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´
| multiplication sign, multiplied by, times also indicated by placing a dot between the factors (64= 24) or by writing the factors one after the other without explicitly
indicating multiplication (4abc)
| , ...
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| multiplicand
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| multiplier, factor
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¸ :
| division, divided by, is to; also indicated by writing the divisor under the dividend with a line between
() or by writing the divisor after the dividend with an oblique line between (3/8)
| ; ;
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| dividend
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| divisor
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| quotient
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| numerator
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| denominator
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E
| times 10 raised to an indicated exponent (4.52E5= 4.52´105) used esp. in calculator and computer displays
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=
| equals, (is) equal to
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¹
| is not equal to
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| is approximately equal to
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| approaches
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>
| is greater than
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<
| is less than
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³
| is greater than or equal
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| is less than or equal to
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| is identical with
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| varies directly as; is proportional to
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| therefore
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| infinity
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||
| is parallel to
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^
| is perpendicular to
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Ð
| angle
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Ø
| right angle
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□
| square
| ;
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| round; circle
| ;
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()
| parentheses
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[]
| brackets
| ( )
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{}
| braces
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m
| micron
| (0,001 )
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| degree (s)
| ()
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%
| per cent
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¢
| minute(s); foot, feet
| (); ()
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²
| second(s); inch(es)
| (); ()
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| A prime
| A
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| A double prime (triple prime)
| A ( )
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| sub one
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| sub a
| a
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N
| number
| ; ,
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No(s)
| number(s)
| ()
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&
| and
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&c
| et cetera; and so on, and so forth
| ;
|
| the absolute value of z
| z
|
4!
| factorial 4 the factorial of 4
| 4
|
0,1,2, etc.
| used as exponents placed above and at the right of an expression to indicate that it is raised to a power whose degree is indicated by the figure
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| involution
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| raise to power
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| exponent
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|
| x squared, x cube
| ; x
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| x to the power n
| n
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| rootused without a figure to indicate a square root or with an index above the sign to indicate a higher degree (as in ); also denoted by a fractional index at the right of a
number whose denominator expresses the degree of the root ()
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| evolution
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| radical sign
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| square root of a
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| cube root of a
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| n th root of x
| n - x
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dx
| differential of x
| ()
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dy/dx
| derivative of with respect to x
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f (x), F (x)
| function of x
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f-1 (x)
| the inverse of the function f (x)
| , f (x)
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,
| the first, second derivatives of the function f (x)
| , f (x)
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| integral; integral of
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| the integral taken from the value b to the value a
| b
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| the derivative of the function f (x) with respect to x
| f (x) x
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| the partial derivative of the function f (x,y) with respect to x
| f (x,y) x
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s
| standard deviation of a sample taken from a population
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| standard deviation of a population
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| sum; summation ( x 1+ x 2++ x n)
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| arithmetic mean of a sample of a variable x
| () x
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| (1) micrometer; (2) arithmetic mean of a population
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or
| variance
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| chi-square
| -
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E (x)
| expected value of the random variable x
| x
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| the limit of f of x as x approaches 0
| f x x, 0
|
sin x
| sine of x
| x
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cos x
| cosine of x
| x
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tan x (tg x)
| tangent of x ( - tan x)
| x ( - tg x)
|
cot x (ctg x)
| cotangent of x ( - cot x)
| x ( ctg x)
|
sin-1 x, arcsin x
| inverse sine of x ( )
|
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sinh x
| hyperbolic sine of x ( )
| x
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| product ( = x 1 x 2 x n)
|
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| matrix with element aij in the i- th row and j -th column
| aij i - j -
|
| determinant of a square matrix with elements aij
| A
|
| norm of the matrix A
| A
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A-1
| inverse of the matrix A
| , A
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AT
| transpose of the matrix A
| A
|
or:
| such that (choose a and b a + b = 6)
| ,
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| there exists ( a a + 2=4)
|
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| for every, for all ( a is a real number, )
| ;
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| union of two sets
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| intersection of two sets
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| is included in, is a subset of
| ;
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| contains as a subset
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| is an element of
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| is not an element of
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a + b = c
| a plus b equals
a plus b is equal to
a plus b is (makes)
|
a b =
| b from a is (leaves)
|
ab = c
| a multiplied by b equals
a times b is
a multiplied by b equals
|
: b =
| a divided by b is equal to
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a / b
| The ratio of a to b
|
/ b = c / d
| a is to b as is to d
|
x=k / y
| x varies inversely as y; x is inversely proportional to y
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| a to the power b
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| a squared
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| The square root of a is b
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| The product of the sum and difference of two quantities is equal to the difference of their squares.
|
|
a plus b over a minus b is equal to plus d over minus d
|
| a cubed is equal to the logarithm of d to the base
|
|
the integral of f of s and of s, with respect to s from to t
|
| The second derivative of with respect to s, plus times the quantity 1 plus b of s, is equal to zero
|
| x sub a minus b is equal to c
|
| f of x is equal to sub ab
|
| the second partial derivative of u with respect to t equals zero
|
a Î A
| a belongs to A capital
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AÌB
| A is contained in B
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BÉC
| B contains C
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AÈ
| The union of A and A prime
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| The number a is less than b sub n or equal to b sub n
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| The module (the absolute value) of x is less than n
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| The set Y contains the unique element y
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| y tends to infinity or y is tending to infinity
|
| The sine of y is equal to h
|
| The limit of the cosune of is equal to one
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| The absolute value of b to the n is less than
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| The function x sub 2 of x and y is equal to 0
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[ m,n ]
| The segment whose origin and terminus are the points n and m
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| The difference of the set B and the finitr set consisting of the elements Y sub zero and so on, Y sub n minus 1
|