November 2nd, 2010, 06:47 AM  #1 
Newbie Joined: Nov 2010 Posts: 15 Thanks: 0  Analytic Geometry
Anyone? Derive the angle between two curves on a surface. 
November 2nd, 2010, 07:02 AM  #2 
Senior Member Joined: Jul 2010 From: St. Augustine, FL., U.S.A.'s oldest city Posts: 12,155 Thanks: 463 Math Focus: Calculus/ODEs  Re: Analytic Geometry
If the two curves are given by f(x) and g(x), I would think the angle between them at a given x could be found by: 
November 2nd, 2010, 07:15 AM  #3 
Newbie Joined: Nov 2010 Posts: 15 Thanks: 0  Re: Analytic Geometry
Thanks

November 2nd, 2010, 08:43 AM  #4 
Newbie Joined: Nov 2010 Posts: 15 Thanks: 0  Re: Analytic Geometry
Can you give me the derivation, because that's what I need?

November 2nd, 2010, 01:47 PM  #5 
Senior Member Joined: Jul 2010 From: St. Augustine, FL., U.S.A.'s oldest city Posts: 12,155 Thanks: 463 Math Focus: Calculus/ODEs  Re: Analytic Geometry
There really was no derivation, this is merely the difference in slope angles.


Tags 
analytic, geometry 
Thread Tools  
Display Modes  

Similar Threads  
Thread  Thread Starter  Forum  Replies  Last Post 
analytic geometry  condemath  Geometry  1  August 29th, 2011 04:50 AM 
Analytic Geometry Q3  Rayne  Geometry  0  November 2nd, 2010 07:32 AM 
Analytic Geometry Q2  Rayne  Geometry  0  November 2nd, 2010 06:57 AM 
Analytic Geometry  Rayne  Geometry  0  November 2nd, 2010 06:49 AM 
Analytic geometry help please  nortpron  Geometry  6  April 5th, 2010 02:07 AM 