/ 2 \ | sign (x) 2*DiracDelta(x)| 2*sign(x) x*|- -------- + ---------------| + --------- | 2 |x| | |x| \ x /
2 / 2 \ 3*sign (x) |sign (x) DiracDelta(x, 1) 3*DiracDelta(x)*sign(x)| 6*DiracDelta(x) - ---------- + 2*x*|-------- + ---------------- - -----------------------| + --------------- 2 | 3 |x| 2 | |x| x \ x x /