Jul 31, 2020 #1 Petra Olah Civil/Environmental Joined Jul 30, 2020 Messages 4 Location HU How can I fit a tanget into a function? I need the red line in a function. Thank you
Jul 31, 2020 #2 IRstuff Aerospace Joined Jun 3, 2002 Messages 44,895 Location US Promoting, selling, recruiting, coursework and thesis posting is forbidden. Click to expand... A tangent is the slope of the function https://en.wikipedia.org/wiki/Tangent 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
Promoting, selling, recruiting, coursework and thesis posting is forbidden. Click to expand... A tangent is the slope of the function https://en.wikipedia.org/wiki/Tangent 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
Aug 3, 2020 #3 electricpete Electrical Joined May 4, 2001 Messages 16,774 Location US If you fit a cubic spline to those 5 points, you have a cubic polynomial for the curve on both sides of that point. You can differentiate either of those cubic polynomials to find dy/dx as a function of x, and then plug in your x value. ===================================== (2B)+(2B)' ? Upvote 0 Downvote
If you fit a cubic spline to those 5 points, you have a cubic polynomial for the curve on both sides of that point. You can differentiate either of those cubic polynomials to find dy/dx as a function of x, and then plug in your x value. ===================================== (2B)+(2B)' ?