//-sin(x) + x*cos(x) \ ||------------------ for x != 0| 2 || 2 | (x + 2) *|< x | + (4 + 2*x)*sinc(x) || | || 0 otherwise | \\ /
// /2*(-sin(x) + x*cos(x)) \ \ ||-|---------------------- + sin(x)| | //-sin(x) + x*cos(x) \ || | 2 | | ||------------------ for x != 0| 2 || \ x / | || 2 | 2*sinc(x) + (2 + x) *|<----------------------------------- for x != 0| + 4*(2 + x)*|< x | || x | || | || | || 0 otherwise | || 0 otherwise | \\ / \\ /
// 3*sin(x) 6*(-sin(x) + x*cos(x)) \ // /2*(-sin(x) + x*cos(x)) \ \ //-sin(x) + x*cos(x) \ ||-cos(x) + -------- + ---------------------- | ||-|---------------------- + sin(x)| | ||------------------ for x != 0| || x 3 | || | 2 | | || 2 | 2 || x | || \ x / | 6*|< x | + (2 + x) *|<------------------------------------------- for x != 0| + 6*(2 + x)*|<----------------------------------- for x != 0| || | || x | || x | || 0 otherwise | || | || | \\ / || 0 otherwise | || 0 otherwise | \\ / \\ /