(1 plus (1 plus n) squared ) multiply by Abs( sinus of (x multiply by n) divide by sinus of (x multiply by (1 plus n))) divide by (1 plus n squared )
(one plus (one plus n) to the power of two) multiply by Abs( sinus of (x multiply by n) divide by sinus of (x multiply by (one plus n))) divide by (one plus n to the power of two)