public void getX (double dP, int iDof){
        double dXaux = 1.0, dD = 0.5, dE = 0.00000001, dPSimpson = 0;
        boolean bDir = true, bLoop = true;

        while(bLoop){
            dPSimpson = Simpson(dXaux, iDof);
            if(Math.abs((dP - dPSimpson)) < dE){
                bLoop = false;
                break;
            }
            if((dPSimpson - dP) > dE){
                if(!bDir){
                    dXaux -= dD;
                }
                else {
                    dD /= 2;
                    dXaux -= dD;
                    bDir = true;
                }
            }
            if((dP - dPSimpson) > dE){
                if(bDir){
                    dXaux += dD;
                }
                else {
                    dD /= 2;
                    dXaux += dD;
                    bDir = false;
                }
            }
        }

         //set de la cantidad de decimales en x
            try{
                BigDecimal bdX = new BigDecimal(dXaux);
                bdX = bdX.setScale(5, BigDecimal.ROUND_HALF_UP);
                dXaux = bdX.doubleValue();
            }
            catch(NumberFormatException e){
                System.out.println("error");
            }

        //Manda a llamar a la impresion de datos
        Imprimir print = new Imprimir();
        print.ImprimirDatos(dP, iDof, dXaux);