Author Topic: enlargement inverse  (Read 1944 times)

Offline NotAbod

  • Wikipedia Contributor
  • Global Moderator
  • SF Farseer
  • *****
  • Posts: 3929
  • Reputation: 65535
  • Gender: Male
enlargement inverse
« on: March 26, 2011, 09:36:04 pm »
we can find translation's and rotation's inverse
but is there enlargement inverse? or shear and stretch inverse?

Offline astarmathsandphysics

  • SF Overlord
  • *********
  • Posts: 11271
  • Reputation: 65534
  • Gender: Male
  • Free the exam papers!
Re: enlargement inverse
« Reply #1 on: March 27, 2011, 09:55:06 am »
Inverse of enlargement scale factor k is enlargement scale factor 1/k. The shape is smaller

Offline NotAbod

  • Wikipedia Contributor
  • Global Moderator
  • SF Farseer
  • *****
  • Posts: 3929
  • Reputation: 65535
  • Gender: Male
Re: enlargement inverse
« Reply #2 on: March 28, 2011, 02:06:09 pm »
Inverse of enlargement scale factor k is enlargement scale factor 1/k. The shape is smaller
thanks  ;D ;D

Offline rainbowtiara24

  • Newbie
  • *
  • Posts: 44
  • Reputation: 2380
  • Gender: Female
Re: enlargement inverse
« Reply #3 on: May 08, 2011, 06:28:46 am »
but isn't there something like if factor is negative then it should be on the other side of center of enlargement ? or in case of stretch / shear in another quadrant ?