Zachary Ware added the comment:
See https://docs.python.org/3/tutorial/floatingpoint.html.
Your computer thinks in base 2 rather than base 10, unless you ask it nicely
(https://docs.python.org/3/library/decimal.html) :)
--
nosy: +zach.ware
resolution: -> not a bug
stage: -> resolve
New submission from Br Km :
Python 3.6.9 (default, Dec 8 2021, 21:08:43)
[GCC 8.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> 2.2 * 2.1
4.621
>>>
--
messages: 412532
nosy: jzradom
priority: normal
severity: normal
status: open
tit