It seems like you're referring to a specific graph, but I cannot see the figure you're mentioning. Could you upload the image or describe the graph in detail? I can help identify the function based on its characteristics.

After sharing the image or details, we can discuss the function and its properties in depth!

In the meantime, here are some relative questions:

1. Is the graph linear or nonlinear?
2. Does the graph show symmetry (e.g., with respect to the y-axis or origin)?
3. Are there any intercepts or points of interest visible on the graph?
4. Does the graph have a maximum or minimum point?
5. Is the graph periodic or non-periodic?

Tip: If your graph has repeating patterns, it's likely related to trigonometric functions like sine or cosine!