is there a difference between the function y=x/x and the function y=1.
6482
Why aren't the functions $f(x) = \frac{x-1}{x-1}$ and $f(x) = 1$ the same?
81720
$f(x) + f(x+f(y)) = y + f(f(x) + f(f(y)))$
153794
What is the meaning of $1/(D+a)$, where $D$ is the derivative operator?
95350
Why does 1 // 0.1 == 9.0?
123802
Is the integral of $\frac{1}{x}$ equal to $\ln(x)$ or $\ln(|x|)$?
52305
Is there a general relation between $a/b$ and $(a+c)/(b+c)$ where $a,b,c > 0 $?
59658
Are $\mathrm{arccot}(x)$ and $\arctan(1/x)$ the same function?
153456
What is the random variable $Z$ by the notation $Z =X/Y$?
48332
Why does the minimum value of $x^x$ equal $1/e$?
142845
is $y = \sqrt{x^2 + 1}− x$ a injective (one-to-one) function?
43667
Is $f(x,y(x))$ a function of two variables? If so, how is that possible?
35767
What is the difference between a predicate and function?
16264
Why does $x$ divided by zero not equal $x$?
123602
Non integer derivative of $1/p(x)$
3360
Is $\frac{\textrm{d}y}{\textrm{d}x}$ not a ratio?
64134
The difference between two periodic functions converges to zero, is this two functions identical?
76884
Are $X$ and $X+Y$ independent, if $X$ and $Y$ are independent?