Math functions Flashcards
(46 cards)
1
Q
abs()
A
return absolute value
2
Q
exp()
A
calculate exponent of e
3
Q
fmod()
A
returns the floating point remainder (modulo) of the division
4
Q
log10()
A
base-10 logarithm
5
Q
log()
A
natural logarithm
6
Q
max()
A
find highest value
7
Q
min()
A
find lowest value
8
Q
pi()
A
get value of pi
9
Q
pow(base, exp)
A
exponential expression
10
Q
sqrt()
A
square root
11
Q
is_finite()
A
check finite value
12
Q
is_infinite()
A
check infinite value
13
Q
is_nan()
A
check not a number
14
Q
base_convert()
A
convert number between bases
15
Q
decbin()
A
convert to binary
16
Q
bindec()
A
convert to decimal
17
Q
dechex()
A
convert to hexadec
18
Q
hexdec()
A
convert to decimal
19
Q
decoct()
A
convert to octal
20
Q
octdec()
A
convert to decimal
21
Q
deg2rad()
A
convert to radian
22
Q
rad2deg()
A
convert to degree
23
Q
getrandmax()
A
show largest possible random value
24
Q
mt_getrandmax()
A
show largest possible random value
25
rand()
generate a random integer
26
mt_rand()
generate a random integer
27
srand()
seed the random generator
28
mt_srand()
seed the random generator
29
lcg_value()
returns a pseudo random number in the range of (0, 1)
30
ceil()
round fractions up
31
floor()
round fractions down
32
round()
round a float
33
sin()
sine
34
sinh()
hyperbolic sine
35
asin()
arc sine
36
asinh()
inv. hyperbolic sine
37
cos()
cosine
38
cosh()
hyperbolic cosine
39
acos()
arc cosine
40
acosh()
inv. hyperbolic cosine
41
tan()
tangent
42
tanh()
hyperbolic tangent
43
atan()
arc tangent
44
atanh()
inv. hyperbolic tangent
45
atan2()
arc tangent of 2 var
46
hypot()
calculate hypotenuse
