# All Questions

3k views

### Specifying the size of open circle PlotMarkers in ListPlot

I would like to use ListPlot to plot some points. I would like the PlotMarkers to be open circles. I can use ...
540 views

### How can I merge two lists in a special way?

It's been over a year since I've used Mathematica, and I'm having a total brain fart on a home project. I'd like to take an existing list of lists, say, ...
534 views

### Using the symbol I for electrical current [duplicate]

I would like to use the I as a symbol for the electrical current. How can I redefine it, so it is not interpreted as the imaginary unity?
2k views

### Log-Plots and PlotRange

Why does the PlotRange option in ...
615 views

### Evaluate continued fraction

Mathematica has the ContinuedFraction[] function to give the continued fraction expansion of a rational (or approximation of a real) number. I'm interested in the ...
818 views

### Graph adjacency matrix with unconnected nodes

I am trying to display a series of 9x9 adjacency matrices which represent directed graphs on a 3x3 grid. The issue I am running up against is this (compounded by that fact that I don't really know how ...
191 views

### How to reduce expressions with complex coefficients in the form of a+0.*I

I'm trying to get an eigenvalue equation in Mathematica, and the result is an expression with coefficients of the form a + 0. I. For example, Is there any clever ...
339 views

591 views

### How to repeatedly show variations on a plot

I would like to show graphics repeatedly with changes in parameters. Neither of the following show anything. Nor do they give an error message. ...
2k views

### How can I set the ratio of the axis to 1:1 when plotrange->1 or how can I scale a rectangle according to the axis

I have a ListPlot function ...