Review Reports

Round 1

Reviewer 1 Report

The paper addresses an interesting and novel topic, and the solution provided by

the author has an appropriate scientific level, as well as a significant degree of

originality.

The cited bibliographic sources are representative of the subject addressed, the

review captures the essence of the subject treated.

The text is well written, the exposition is clear and logical, the mathematical

reasoning is correct.

no comments

Author Response

I would like to thank the Reviewer for the comprehensive assessement of my manuscript and in particular for highlighting the fact that a novel topic is dealt with.

Reviewer 2 Report

Please see the attached file.

Comments for author File: Comments.pdf

Author Response

I would like to thank the Reviewer for highlighting important new results in this manuscript and for suggesting a more detailed presentation of the conditions created for further visualizations of characteristic functions.  Such a presentation has been made in the revised text.

In particular, Remarks 1-2 have been supplemented with points c),d) and d), respectively, and the last paragraph of this manuscript has been significantly expanded. In addition, the minor mistakes 1 and 2 listed by the Reviewer have now been corrected.