Difference between revisions of "SWF e-book"

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= The maths =
 
= The maths =
 
<table><tr><td>[[Image:SWF e-book.png]]<td valign=top>
 
<table><tr><td>[[Image:SWF e-book.png]]<td valign=top>
The main maths involved in the effect is captured in this diagram.
+
*angles '''a''' and '''c''' and line '''B''' can be derived from the fact the '''A + B = W'''
 +
*Lines '''E''' and '''D''' can be made from  angle '''a'''
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*length '''Y''' can be found from the intersection of '''E''' with '''Y'''
 
</table>
 
</table>

Revision as of 10:11, 20 November 2006

The maths

SWF e-book.png
  • angles a and c and line B can be derived from the fact the A + B = W
  • Lines E and D can be made from angle a
  • length Y can be found from the intersection of E with Y