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atan() - math.h in c - CodeGK
Δ C References
string.h
strcat()
strcmp()
strcpy()
strlen()
math.h
acos()
acosh()
asin()
asinh()
atan()
atan2()
atanh()
cbrt()
ceil()
cos()
cosh()
exp()
fabs()
floor()
hypot()
log()
log10()
pow()
sin()
sinh()
sqrt()
tan()
tanh()
ctype.h
isalnum()
isalpha()
iscntrl()
isdigit()
isgraph()
islower()
isprint()
ispunct()
isspace()
isupper()
isxdigit()
tolower()
toupper()
♦ atan() - math.h
♣ Example1: atan()
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#include <stdio.h> #include <math.h> int main() { double num1=-3.14/4; double result1= atan(num1); printf("%f\n", result1); double num2=0; double result2= atan(num2); printf("%f\n", result2); double num3=3.14/4; double result3= atan(num3); printf("%f\n", result3); return 0; }
Output:
