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    Special relativity - photograph of a moving meter stick

    Homework Statement A meter stick, pointing in the x-direction moves along the x-axis with speed v=0.8c, with its midpoint passing through the origin at time t=0. A stationary observer situated at the origin takes a photograph of the stick at time t=0. At what poisition does the photograph show...
  2. E

    MATLAB Matlab - simple plot where 0<x<5

    Hi This has got to be easy but I can't find the answer anywhere. How can I use 'plot' where the x axis does not include the end points 0 or 5? All the examples I see are things like x=[0:0.1:5]. Thanks in advance.