2 sign (-1 + x) 2*DiracDelta(-1 + x) - ------------- + -------------------- 2 |-1 + x| (-1 + x)
/ 2 \ |sign (-1 + x) DiracDelta(-1 + x, 1) 3*DiracDelta(-1 + x)*sign(-1 + x)| 2*|------------- + --------------------- - ---------------------------------| | 3 |-1 + x| 2 | \ (-1 + x) (-1 + x) /