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1.89.8 Integer: math methods

binomial: anInteger
Compute the number of combinations of anInteger objects among a number of objects given by the receiver.


ceilingLog: radix
Answer (self log: radix) ceiling. Optimized to answer an integer.


estimatedLog
Answer an estimate of (self abs floorLog: 10)


even
Return whether the receiver is even


factorial
Return the receiver's factorial.


floorLog: radix
Answer (self log: radix) floor. Optimized to answer an integer.


gcd: anInteger
Return the greatest common divisor (Euclid's algorithm) between the receiver and anInteger


lcm: anInteger
Return the least common multiple between the receiver and anInteger


odd
Return whether the receiver is odd