LOG (Primitive Spread Function) returns the log base Y of a number X (Ylog = X) .
SYNTAX:
LOG(value1,value2)
REMARKS:
In the preceding equation, the value1 argument is X, and the value2 argument is Y. The second argument is optional. If you omit the value2 argument, the function assumes base 10. The number specified by the value1 argument must be a positive real number.
EXAMPLES:
LOG(B3,C5)
LOG(255,16)=1.9985883592