I need help with creating bounded logarithmic plot

I need help with creating bounded logarithmic plot with:

x=e^-1, y=t, 0<t<2pi

Can someone please solve this?

Answer 1

[Joel Lynch]

Assuming you meant to have , then

t = linspace(0,2*pi);
x = exp(-t); % if constant, then x(1:numel(t))=exp(-1); 
y = t;
plot(x,y)