Wikipedia:Featured article removal candidates/Trigonometric function

Trigonometric function edit

Article is still a featured article.

This has some obvious problems. Quotes:

  • "So much to the premise, but what about the angles, what are they all about?"
  • "(TODO: Show picture here!)"
  • "Whereas this would be principally possible its much nicer to have a indepentent variable, lets call it phi, which does not change the sign during the change from one quadrant into another and is easier to handle (that means not to be neceassarily always a decimal number). !!Notice that all..."
  • "So how can i apply my knowledge now to a circle of any scale"

— Matt 01:46, 18 Sep 2004 (UTC)