У вашего броузера проблема в совместимости с HTML5
CHECK OUT THE PREVIOUS PLOTTING VIDEOS TO CATCH UP
Plotting basics: https://youtu.be/3FB8Iak909M
Real-time plotting: https://youtu.be/5ENvNtYhoPM
Add point with mouse click: https://youtu.be/87tO6f4tpNQ
Use the Qt C++ IDE and QCustomPlot to create a plot with interactive axes (x axis and y axis).
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