@Markiyan Hirnyk 

Hi Markiyan,

Thank you so much for your reply. I live in India. So the time zone difference caused the delay in the feedback. Sorry for that.

I will study your reply in details and get back to you.

Thanks once again.

@Markiyan Hirnyk 

Hi Markiyan,

Thank you so much for your reply. I live in India. So the time zone difference caused the delay in the feedback. Sorry for that.

I will study your reply in details and get back to you.

Thanks once again.

@Carl Love 

Hi Carl,

Thanks for your questions.

1. Yes, it is right circular cylinder.

2. It is in a 3-dimensional space. Axis passes through a point and is defined by the vector.

3. minimum 5 points are given. maximum could be any number.

I hope this answers your questions and you look into this.