Yes, Scheme has the concept of exactness[0]. In most Schemes, (exact? 2.3) ==> #f. But at least the exact? procedure exists. It can tell you whether your res

Yes, Scheme has the concept of exactness[0]. In most Schemes, (exact? 2.3) ==> #f. But at least the exact? procedure exists. It can tell you whether your result might have been affected by these problems. If you want perfect answers, you can always use the rationals that are built into Scheme implementations with the full numeric tower. [0] https://standards.scheme.org/corrected-r7rs/r7rs-Z-H-8.html#TAG:__tex2page_sec_6.2.2 https://standards.scheme.org/corrected-r7rs/r7rs-Z-H-8.html#...