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Scatter plots with a legend — Matplotlib 3.7.1 documentation
![ADD LEGEND to a PLOT in R with legend() function [WITH EXAMPLES]](https://r-coder.com/wp-content/uploads/2020/08/legend-r.png "ADD LEGEND to a PLOT in R with legend() function [WITH EXAMPLES]")
ADD LEGEND to a PLOT in R with legend() function [WITH EXAMPLES]
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r - Controlling the 'alpha' level in a ggplot2 legend - Stack Overflow
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PlotLegends: Add a Plot Legend—Wolfram Documentation
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