Why there is no value for $x$ if $|x| = -1$?
86866
Is there a number whose absolute value is negative?
38906
What is the "-->" operator in C/C++?
14251
$P[X=x]=0$ when $X$ is continuous variable
43370
What does "|=" mean? (pipe equal operator)
62172
Why does $-b < a < b \iff |a| < b$?
114179
If $Var(X)=0$ then is $X$ a constant?
81875
why is $\sqrt{-1} = i$ and not $\pm i$?
41182
What does the construct x = x || y mean?
64884
Why `null >= 0 && null <= 0` but not `null == 0`?
17926
Zero divisor in $R[x]$
67923
"num - 1" vs "num -= 1"
650
Modulus operation with negatives values - weird thing?
86355
?: ternary conditional operator behaviour when leaving one expression empty
115506
What's wrong with this demonstration? (1 = -1)
17542
Why is $\sqrt{-x}*\sqrt{-x}=-x?$
148300
Why $0 is not a positional parameter?
92055
In JavaScript, why is "0" equal to false, but when tested by 'if' it is not false by itself?