syntax error in simulink fcn block

( 1/(Ib + Mw*L^2) )*( (Mb*Lb+Mw*L)*g*Sin( u(1) ) - u(2) - Cb*u(3) + Cw*u(4) )

please help me figure out the syntax error i'm getting.

thank you.

[Sarah]

Please provide us with the syntax error that you are getting.

Answer 1

[Sarah]

The error is that the letter s in sin is capital. make it 'sin' not 'Sin'.

[vimukthi]

wow. thank you so much.