Undefined function 'cos' for input arguments of type 'cell'.

Error in Rz

Error in threeD$\_$rotation$\_$set

Error in threeD$\_$robot$\_$arm$\_$endpoints

Error in arm$\_$Jacobian

Error in ME$317\_$Assignment$\_$trace$\_$circle$>$@$($theta$)$arm$\_$Jacobian$($theta$,$link$\_$vectors,joint$\_$axes$)($line $46)$

J $=$ @$($theta$)$ arm$\_$Jacobian$($theta$,$ link$\_$vectors, joint$\_$axes$)$;

Error in follow$\_$trajectory

Error in ME$317\_$Assignment$\_$trace$\_$circle$>$@$($t$,$alpha$)$follow$\_$trajectory$($t$,$alpha,J$,$shape$\_$to$\_$draw$)($line $50)$

joint$\_$velocity $=$ @$($t$,$ alpha$)$ follow$\_$trajectory$($t$,$ alpha, J$,$ shape$\_$to$\_$draw$)$;

Error in odearguments $($line $92)$

f$0=$ ode$($t$0,$y$0,$args$\{$:$\})$; $\%$ ODE$15$I sets args$\{1\}$ to yp$0.$

Error in ode$45($line $104)$

odearguments$($odeIsFuncHandle$,$odeTreatAsMFile, solver$\_$name, ode, tspan, y$0,$ options, varargin$)$;

Error in ME$317\_$Assignment$\_$trace$\_$circle $($line $68)$

sol $=$ ode$45($joint$\_$velocity, T$,$ a$\_$start$)$;