Can someone please point out to me how the following reduces to y=mx+b: Thanks
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The only way for a fraction to be zero is when?
Let , which means and the DE becomes So where . Can you go from here to solve for ?
Originally Posted by Prove It Let , which means and the DE becomes So either [tex]\frac{dY}{dx}= 0[//tex] or . But that second equation is impossible. That's essentially what Ackbeat said. So where . Can you go from here to solve for ?
Is there not a way to delete a post?
Originally Posted by rainer Can someone please point out to me how the following reduces to y=mx+b: Thanks A question for the OP. Is it or The first looks odd. The second - standard curvature. Just curious :-)
Originally Posted by zg12 Is there not a way to delete a post? Just report your own post and ask to delete. If it is appropriate, a moderator will delete your post. The report post button is in the lower left corner of your post - looks like a triangle with an exclamation mark inside it.
Originally Posted by Danny A question for the OP. Is it or The first looks odd. The second - standard curvature. Just curious :-) Unless the author has made a type-o, it's the first one, which is the outcome of plugging the arclength formula into the Euler-Lagrange equation.
Originally Posted by zg12 Is there not a way to delete a post? You can click "Edit" and then "Delete Message".
Originally Posted by Prove It You can click "Edit" and then "Delete Message". This works for you, because you are have the MHF Expert badge. There is no way for zg12 directly to delete a post. A moderator must do it for him.
Originally Posted by Ackbeet This works for you, because you are have the MHF Expert badge. There is no way for zg12 directly to delete a post. A moderator must do it for him. Oops - didn't realise that was only made possible by the badge. Thanks
Originally Posted by rainer Unless the author has made a type-o, it's the first one, which is the outcome of plugging the arclength formula into the Euler-Lagrange equation. You mean . If so, then it would be the second, wouldn't it?
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