Plot discontinuous function $\frac{2-x}{|x-2|}(x + 2)$
54326
Plot a piecewise function with black and white disks marking discontinuities
9588
Plotting several functions
114623
Finding the tangent to a piecewise function
12884
How do you plot the same function with different options over different intervals?
41043
example of discontinuous function having direction derivative
37303
Differential of a smooth function
50487
Plot3D fails to display a discontinuous function
128014
How to plot imaginary part of a function
22491
Numerically integrate a plotted function
89814
Limit of a Piecewise Function defined on Rationals and Irrationals
130586
$f$ is discontinuous $\iff$ kernel($f$) is dense in X
36741
Anti-derivative of continuous function $\frac{1}{2+\sin x}$
119613
Plotting a piecewise function
87131
Discontinuous at rationals and differentiable at irrationals?
12231
How do I exclude the vertical line plotted at a discontinuity?
104583
Simplify $\int \frac{1}{\sqrt{2-x^2}}\, dx$
78687
Integral with a discontinuity point