Strange behaviour with numbers in exponential notation

[MRAB]

On 2016-09-02 20:47, Random832 wrote:
> On Fri, Sep 2, 2016, at 15:12, Christian Gollwitzer wrote:
>> Tradition? All languages I know of treat a number with an exponent as
>> floating point.
>
> Scheme does allow you to give integers (and rationals) in decimal and/or
> exponential notation with the "#e" prefix.
>
In Ada, integers can have an exponent, provided that it's non-negative.