docs: public CalibratedCurves getCloneShifted(Map<String,Double> shifts) throws SolverException, CloneNotSupportedException {
  		// Clone calibration specs, shifting the desired symbol
  		List<CalibrationSpec> calibrationSpecsShifted = new ArrayList<>();
  		for(CalibrationSpec calibrationSpec : calibrationSpecs) {
  			if(shifts.containsKey(calibrationSpec)) {
  				calibrationSpecsShifted.add(calibrationSpec.getCloneShifted(shifts.get(calibrationSpec)));
  			}
  			else {
  				calibrationSpecsShifted.add(calibrationSpec);
  			}
  		}
  
  		return new CalibratedCurves(calibrationSpecsShifted, model, evaluationTime, calibrationAccuracy);
  	}