Apr 29, 2017 #1 Paul678 Electrical Joined Apr 29, 2017 Messages 2 Look at the first integral on this page. How did they go from Omega(A)= cos(phi) = cos(phi)sin(phi)? Is that possibly a typo?
Look at the first integral on this page. How did they go from Omega(A)= cos(phi) = cos(phi)sin(phi)? Is that possibly a typo?
Apr 29, 2017 #2 IRstuff Aerospace Joined Jun 3, 2002 Messages 44,896 Location US Student posting is not allowed. Did you not notice the variable substitution? TTFN (ta ta for now) I can do absolutely anything. I'm an expert! https://www.youtube.com/watch?v=BKorP55Aqvgfaq731-376 forum1529 Entire Forum list http://www.eng-tips.com/forumlist.cfm Upvote 0 Downvote
Student posting is not allowed. Did you not notice the variable substitution? TTFN (ta ta for now) I can do absolutely anything. I'm an expert! https://www.youtube.com/watch?v=BKorP55Aqvgfaq731-376 forum1529 Entire Forum list http://www.eng-tips.com/forumlist.cfm
Apr 29, 2017 Thread starter #3 Paul678 Electrical Joined Apr 29, 2017 Messages 2 I am not a student....just an engineer doing some review. Ok, so they are going substitution here? Makes sense: https://www.math.hmc.edu/calculus/tutorials/substitution/ Upvote 0 Downvote
I am not a student....just an engineer doing some review. Ok, so they are going substitution here? Makes sense: https://www.math.hmc.edu/calculus/tutorials/substitution/
Apr 29, 2017 #4 IRstuff Aerospace Joined Jun 3, 2002 Messages 44,896 Location US They sort of have to. The solid angle is am area variable, while the angles being integrated over are 1D. TTFN (ta ta for now) I can do absolutely anything. I'm an expert! https://www.youtube.com/watch?v=BKorP55Aqvgfaq731-376 forum1529 Entire Forum list http://www.eng-tips.com/forumlist.cfm Upvote 0 Downvote
They sort of have to. The solid angle is am area variable, while the angles being integrated over are 1D. TTFN (ta ta for now) I can do absolutely anything. I'm an expert! https://www.youtube.com/watch?v=BKorP55Aqvgfaq731-376 forum1529 Entire Forum list http://www.eng-tips.com/forumlist.cfm