Operation

Table 2.12. Operation

Urbi commanddescription
sin(pi);sinus
asin(pi/5);arcsinus
cos(2*pi/3);cosinus
acos(0.4);arccosinus
tan(0.4);tangent
atan(0.4);arctangent
atan2(y,x);arctangent with 2 variables
exp(3.4);exponential
log(3);logarithme
round(3.5); returns 4round to up value
trunc(3.9); returns 3trunc a number
random(8); returns a number between 0 and 8return a random number
sqr(5); returns 25square value
sqrt(49); returns 7square root
abs(-49); returns 49absolute value