The screen shot of the simulator is as shown below.
The simulator consists of three regions: the simulator's viewable window, the variables menu and the simulation control menu.
The Variables Menu:
User can enter the values for the different variables in the simulator. The variables include: Position along the gradient(x), Competition coefficient of species 1(abh of sp1) and Competition coefficient of species 2 (ahb of sp2).
Simulation control menu:
These set of buttons are used for controlling the simulation. Simulation control includes: buttons for plotting Carrying Capacity, Density, Eastern border and Western border.
Viewable window (Result display window):
The simulated values for the parameters are interspersed as graphs in this window.
Unfortunately, this Virtual Lab requires Adobe Flash player. Please see additional information if this does not work on your computer
• For Microsoft Edge - https://support.microsoft.com/en-in/help/4532571/microsoft-edge-turn-on-flash
• For Mozilla Firefox - https://support.mozilla.org/en-US/kb/install-flash-plugin-view-videos-animations-games
On GNU/Linux machines, please see appropriate online help. For example,
• on Ubuntu - https://help.ubuntu.com/stable/ubuntu-help/net-install-flash.html.en
• on Fedora - https://docs.fedoraproject.org/en-US/quick-docs/using-adobe-flash/