Why do I get this error subscript indices must either be real positive integers or logicals?
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I'm trying to plot this function, but I get the error "Subscript indices must either be real positive integers or logicals". Could you please help me. The Code the im trying to plot is this one:
sg0=100;% Zero stress
E=2900;% young's modulus of PP
n=1000; % kinematic viscocity N/mm