Hello, I often have to draw contour plots that are not defined over a rectangular area. This results in boundaries within the plotted area beyond which there are no meaningful values of the function to be plotted. In Matlab, this problem is solved by specifying a value "NotANumber". The boundary is ...

If you click with the left mouse button on the plot directly after creating a surfce plot, the entire graphic blocks. I use TeeChart2022 and have not yet found a way to handle this. Interestingly, if you previously moved the chart with the right mouse button held down, this no longer happens. I use ...

Today I made a big step from TeeChart2015 to TeeChart2021. After installation I checked if everything works. The first problem I found are the german "Umlaute" like äöüß. In Version 2015 they are displayed correctly for example in the TeeEditor. In the latest version they are displayed falsely. You ...