Day 26

Math 444, Monday, 11/29
Sponsor Today's class is brought to you by the mirror adjustment trick.
Topics Why triple line reflections are either glide reflections or line reflections. Why quadruple line reflections are really double line reflections.
Class Schedule

Back to plane translations

  • The final word on triple line reflections.
  • Four reflections are really two in disguise.
  • Also double and triple point reflections.
Assignments
New

Reading Assignment (due Wednesday 12/1)

Read rest of Brown, including problems 2.1 #17, 18, 19 for triple line proof. Also section 2.4 has rotation composition.
Due Today

Construction Portfolio #4 (due Monday 11/29) - omit last one.
Ongoing

Assignment 9 (due Wednesday 12/1)

3D Model Portfolio (due Wednesday 12/1)

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