# All Questions

129 views

### How does Mathematica use system environment variables?

Is there a common way in which environment variables are accessed, stored, or used by the kernel? There are built-in functions for querying and setting vars in the system environment, but there are ...
92 views

### Open a .txt file in Mathematica [closed]

i have a .txt file written for Mathematica, but wenn I open it with Mathematica, there is just an unreadable text and no graphs and simulations like it should actually be, could you tell me how to ...
137 views

### Tooltip with ListLinePlot and interpolation

Is it possible to get the coordinates of any point on a graph using Tooltip, ListLinePlot and interpolation ? For example on this simple example ...
926 views

### Check if two lists are equal in any order

Suppose I have two lists, how can I efficiently check if the two lists are identical up to permutations of the elements? For example I would like the function to output: ...
100 views

96 views

### Draw function with different colors associated to a parameter

I want to generate a plot similar to this one, which allows for different colors when given different parameters : (This is the Moreau-Yosida regularization of the absolute value) the Moreau-Yosida ...