Why can't we treat $\text{d}y/\text{d}x$ as a fraction?
3360
Is $\frac{\textrm{d}y}{\textrm{d}x}$ not a ratio?
101394
Please explain the logic behind $d(xy) = y(dx) + x(dy)$
65230
Expressing points in fractional dimensions?
19561
Why is $\frac{1}{\frac{1}{X}}=X$?
38804
Wrong Wolfram|Alpha limit? $ f(x,y) = \frac {xy}{|x|+|y|} $ for $(x,y)\to(0,0)$
38719
In this case, why must $p$ divide $|G/N|$?
58570
Is there a sane reason why ¹⁄₁₂₅ is not, instead, exactly half of ¹⁄₆₀?
101451
Why doesn't this division work in Python?
117922
Is $\frac{a+b}{c+d}0$?
128355
Does $e^{tx} + x = t - 1$ yield a solution/s to $\frac{dx}{dt} = \frac{e^{-tx} - x}{e^{-tx} + t}$?
137351
Fraction with doubled line
27969
Why does $\frac{1}{x} < 4$ have two answers?
94218
Showing $d(x,y) = \frac{|x-y|}{1+|x-y|}$ is a distance.
31774
How do I typeset arbitrary fractions like the standard symbol for .5 = ½?
38894
Solve $x=y\frac{dy}{dx}-\left(\frac{dy}{dx}\right)^{2}$
132431
Proving $|f'(z)|\leq\frac{\text{Re}(f(z))}{\text{Re}(z)}$
102902
Why does the interval where the differential equation makes sense not include $x = 0$?