<div style="color:black;font: 12pt Arial, Helvetica, sans-serif;">I need some help in plotting this series of equations along the x-axis of a 3D graph for values of y = 0, 1, 2, .... in tikz. I have been trying for the last month but cannot make anything work. Thank you very much in advance.
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<div>D. W. Jones</div>
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