4.27 cos - Cosine

Format: cos()

Compute radians of using cosine function.

Example

Example 1: Basic Example

$ more dat1.csv
id,val
1,3.141592
2,1.047197
3,
4,6.283185
$ mcal c='cos(${val})' a=rsl i=dat1.csv o=rsl1.csv
#END# kgcal a=rsl c=cos(${val}) i=dat1.csv o=rsl1.csv
$ more rsl1.csv
id,val,rsl
1,3.141592,-1
2,1.047197,0.5000004774
3,,
4,6.283185,1