Plot 2.14 a should have r in the x-axis, not u

[Adam Matic]

Following the diagram (Fig 2.13), the input to the system is r, so the plot 2.14a is showing r vs y, but the label in the x axis says “Input u”. Proposed correction for x-axis: “Input r“

[Adam Matic]

Hi prof Murray, I’m enjoying the book! Here is a little script simulating the system in open loop plot and in closed loop plot to recreate figure 2.14,

https://colab.research.google.com/drive/1M61XgZrhi2ViShenNKFAwx6YY67sg6bj#scrollTo=43-cIz768o7j