(map math/abs [-2.9 -2.1 2.1 2.9]) # => @[ 2.9 2.1 2.1 2.9 ] (map math/floor [-2.9 -2.1 2.1 2.9]) # => @[ -3 -3 2 2 ] (map math/ceil [-2.9 -2.1 2.1 2.9]) # => @[ -2 -2 3 3 ] (map math/round [-2.9 -2.1 2.1 2.9]) # => @[ -3 -2 2 3 ] (map math/trunc [-2.9 -2.1 2.1 2.9]) # => @[ -2 -2 2 2 ]