6.40.22 Number of elements smaller than a given value: count_inf
The count_inf command counts the number of elements of a list
strictly less than a given value.
-
count_inf takes two arguments:
-
x, a real number.
- L, a list or matrix of real numbers.
- count_inf(x,L) returns the number of elements of
L which are strictly less than x.
Example.
Input:
count_inf(12,[2,12,45,3,7,78])
Output: