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Department of Engineering |
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| University of Cambridge > Engineering Department > computing help |
You need to have the #include <math> directive at the top of your
program to use these. All parameters and return values are of type
double.
| Function | Description |
sqrt(x) |
square root |
sin(x) |
trigonometric sine of x (in radians) |
cos(x) |
trigonometric cosine of x (in radians) |
tan(x) |
trigonometric tangent of x (in radians) |
exp(x) |
exponential function |
log(x) |
natural logarithm of x (base e) |
log10(x) |
logarithm of x to base 10 |
fabs(x) |
absolute value (unsigned) |
rint(x) |
round x to nearest integer |
pow(x,y) |
x raised to power y |
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| | computing help | |