Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > sci.physics.relativity > #474021

Re: Can two vectors define the Kerr metric?

Show all headers | View raw

Koobee Wublee wrote:

> On Wednesday, October 3, 2018 at 1:51:48 PM UTC-7, JanPB wrote:
>> No, this is false.  All of the above is global analysis 101.
>> [Garbage snipped]
> 
> All this is geometry 1.  Any point is space or spacetime regardless how
> curved up it is can be described by a position vector.  This is a very
> simple concept of mapping the geometry of reality into observed space
> using the position vector <s> where in turn <s> can be described by the
> observer’s choice of coordinate system.  <shrug>

Mapping is the oldest trick in the book. As for instance using addition 
instead of multiplication.

Back to sci.physics.relativity | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Can two vectors define the Kerr metric? chemguy <rick_kingstone777@hotmail.com> - 2018-09-25 13:29 -0700
  Re: Can two vectors define the Kerr metric? JanPB <filmart@gmail.com> - 2018-09-25 13:39 -0700
    Re: Can two vectors define the Kerr metric? Hilton Packett <wod@wcothr.ce> - 2018-09-25 22:55 +0000
  Re: Can two vectors define the Kerr metric? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-09-25 23:58 +0200
    Re: Can two vectors define the Kerr metric? Tom Roberts <tjroberts137@sbcglobal.net> - 2018-09-26 10:16 -0500
      Re: Can two vectors define the Kerr metric? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-09-28 02:51 +0200
        Re: Can two vectors define the Kerr metric? Tom Roberts <tjroberts137@sbcglobal.net> - 2018-09-28 10:34 -0500
          Re: Can two vectors define the Kerr metric? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-09-28 18:55 +0200
            Re: Can two vectors define the Kerr metric? Tom Roberts <tjroberts137@sbcglobal.net> - 2018-09-29 08:32 -0500
              Re: Can two vectors define the Kerr metric? Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-09-29 15:56 +0200
                Re: Can two vectors define the Kerr metric? Tom Roberts <tjroberts137@sbcglobal.net> - 2018-09-30 16:09 -0500
                Re: Can two vectors define the Kerr metric? Hilton Packett <wod@wcotahr.ce> - 2018-09-30 21:26 +0000
              Re: Can two vectors define the Kerr metric? passerby@domain.invalid - 2018-09-30 16:04 -0400
    Re: Can two vectors define the Kerr metric? JanPB <filmart@gmail.com> - 2018-09-28 16:09 -0700
  Re: Can two vectors define the Kerr metric? Tom Roberts <tjroberts137@sbcglobal.net> - 2018-09-26 10:11 -0500
  Re: Can two vectors define the Kerr metric? mitchrae3323@gmail.com - 2018-09-26 13:11 -0700
  Re: Can two vectors define the Kerr metric? Koobee Wublee <koobee.wublee@gmail.com> - 2018-10-03 12:53 -0700
    Re: Can two vectors define the Kerr metric? Paul Gish <uop@uwrwuao.tt> - 2018-10-03 20:16 +0000
    Re: Can two vectors define the Kerr metric? JanPB <filmart@gmail.com> - 2018-10-03 13:51 -0700
      Re: Can two vectors define the Kerr metric? Koobee Wublee <koobee.wublee@gmail.com> - 2018-10-03 14:24 -0700
        Re: Can two vectors define the Kerr metric? Paul Gish <uop@uwrwuao.tt> - 2018-10-03 21:36 +0000
        Re: Can two vectors define the Kerr metric? JanPB <filmart@gmail.com> - 2018-10-03 14:53 -0700
          Re: Can two vectors define the Kerr metric? Koobee Wublee <koobee.wublee@gmail.com> - 2018-10-03 15:03 -0700
          Re: Can two vectors define the Kerr metric? Paul Gish <uop@uwrwuao.tt> - 2018-10-04 17:30 +0000
            Re: Can two vectors define the Kerr metric? JanPB <filmart@gmail.com> - 2018-10-04 14:23 -0700
              Re: Can two vectors define the Kerr metric? Paul Gish <uop@uwrwuao.tt> - 2018-10-06 11:07 +0000

csiph-web