Is $0.\overline{0}1$ a valid repeating decimal?
33737
Does $1.0000000000\cdots 1$ with an infinite number of $0$ in it exist?
134495
What is wrong with \ifnum#1=0.09\relax?
20343
What does {0} mean when found in a string in C#?
63804
Proof that every repeating decimal is rational
46561
How can I prove that all rational numbers are either terminating decimal or repeating decimal numerals?
54941
number of trailing zeros
39485
Why does ('0' ? 'a' : 'b') behave different than ('0' == true ? 'a' : 'b')
122076
A one line proof that one is zero using Mathematica 10
36537
do { ... } while (0) — what is it good for?
129151
Why do computers only use 0 and 1?
134318
Is it safe to check floating point values for equality to 0?
125283
What is %0|%0 and how does it work?
127672
How to detect a floating point number using a regular expression
131117
Force point (".") as decimal separator in java
122916
Does $[0.9999....]=1$?
31165
Is this workaround used by my book to find the value of $1/0$ legitimate?
43
Is floating point math broken?