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Mathematical Functions and Operations: A Comprehensive List, Quizzes of Database Programming

Auburn University (AU)Database Programming

Definitions and explanations for various mathematical functions and operations, including absolute value, angle, trigonometric functions, complex numbers, and statistical functions. It covers terms such as asin, asind, ceil, complex, conj, cos, cumprod, cumsum, erf, exp, factor, factorial, fix, floor, gcd, helpwin, imag, isprime, isreal, lcn, length, log, log10, log2, max, mean, median, min, mode, nchoosek, nthroot, primes, prod, rand, randn, rats, real, rem, round, sign, sin, sind, sinh, size, sort, sortrows, sound, and sqrt.

Typology: Quizzes

Pre 2010

Uploaded on 09/28/2010

dejohn99772
dejohn99772 🇺🇸

7 documents

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TERM 1
abs
DEFINITION 1
computes the absolute value of a real number or the
magnitutde of a complex number
TERM 2
angle
DEFINITION 2
computes the angle when complex nubers are represented in
polar coordinates
TERM 3
asin
DEFINITION 3
computes the inverse sine (arcsine)
TERM 4
asind
DEFINITION 4
computes the inverse sine and reports the results in degrees
TERM 5
ceil
DEFINITION 5
rounds to the nearest integer toward postive infinity
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abs

computes the absolute value of a real number or the

magnitutde of a complex number

TERM 2

angle

DEFINITION 2

computes the angle when complex nubers are represented in

polar coordinates

TERM 3

asin

DEFINITION 3

computes the inverse sine (arcsine)

TERM 4

asind

DEFINITION 4

computes the inverse sine and reports the results in degrees

TERM 5

ceil

DEFINITION 5

rounds to the nearest integer toward postive infinity

complex

creates a complex number

TERM 7

conj

DEFINITION 7

creates the complex conjugate of a complex number

TERM 8

cos

DEFINITION 8

computes the cosine

TERM 9

cumprod

DEFINITION 9

computes the cumulative produccts of the values of an array

TERM 10

cumsum

DEFINITION 10

computes the cumulative sum of the values of an array

floor

rounds to the nearest integer toward minus infinity

TERM 17

gcd

DEFINITION 17

finds the greatest common denominator

TERM 18

helpwin

DEFINITION 18

opens the windowed help function

TERM 19

imag

DEFINITION 19

extracts the imaginary component of a complex number

TERM 20

isprime

DEFINITION 20

determines whether a value is prime

isreal

determines whether a value is real or complex

TERM 22

lcn

DEFINITION 22

finds the least common denominator

TERM 23

length

DEFINITION 23

determines the largest dimension in an array

TERM 24

log

DEFINITION 24

computes the natural logarithm. or the logarithm to the base

e

TERM 25

log

DEFINITION 25

computes the common logarithm or the logarithm to the

base 10

mode

finds the most common number in an array

TERM 32

nchoosek

DEFINITION 32

finds the number of possible combos when a subgroup of k

values s chosen from a group of n values

TERM 33

nthroot

DEFINITION 33

find the real nth root of the input matrix

TERM 34

primes

DEFINITION 34

finds the prime numbers less than the input value

TERM 35

prod

DEFINITION 35

multiplies the values in an array

rand

calculates evenly distributed random numbers

TERM 37

randn

DEFINITION 37

calculates normally distributed (Gaussian) random numbers

TERM 38

rats

DEFINITION 38

converts the input to a rational representation

TERM 39

real

DEFINITION 39

extracts the real component of a complex number

TERM 40

rem

DEFINITION 40

calculates the remainder in a division problem

size

determines the number of rows and colums in an array

TERM 47

sort

DEFINITION 47

sorts the elements of a vector

TERM 48

sortrows

DEFINITION 48

sorts the rows of a vector on the basis of the values in the

first column

TERM 49

sound

DEFINITION 49

plays back music files

TERM 50

sqrt

DEFINITION 50

calculates the square root of a number

std

determines the standard deviation

TERM 52

sum

DEFINITION 52

sums the value of an array

TERM 53

tan

DEFINITION 53

computes the tangent, using radians as input

TERM 54

var

DEFINITION 54

computes the variance