/src/main/java/net/finmath/montecarlo/automaticdifferentiation/backward/RandomVariableDifferentiableAAD.java
derivative = one;derivative = X.invert( ) ;
derivative = X.invert ( ) ;
derivative = X.sqrt().invert().mult(0.5); break; case EXP: derivative = X.exp(); break; case LOG: <extra_id_0> break; case SIN: derivative = X.cos(); break; case COS: derivative = X.sin().mult(-1.0);