julia> exp(0)
1.0

julia> expm1(0)
0.0

julia> exp(1)
2.718281828459045

julia> expm1(1)
1.7182818284590453

julia> exp(2)
7.38905609893065

julia> expm1(2)
6.38905609893065

julia> log(0)
-Inf

julia> log(2)
0.6931471805599453

julia> log10(0)
-Inf

julia> log10(2)
0.3010299956639812

julia> log2(0)
-Inf

julia> log2(2)
1.0

julia> sqrt(100)
10.0

julia> cbrt(27)
3.0

julia> 2^10
1024