# Linked Questions

1answer
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### Problem finding roots [closed]

I am trying to obtain numerically the roots of a function, but Mathematica is not able to obtain them. I used NSolve, FindRoot and even the custom Jens' findAllRoots function, but none of them work. ...
2answers
103 views

### Solve an interpolating function [duplicate]

I have been working with interpolating functions recently and have two functions as a result of an interpolation of two co-ordinate lists. The code I used: ...
2answers
333 views

0answers
58 views

### How to find x for certain y from InterpolatingFunction [duplicate]

As shown in the picture, I get the data after using NDSolve. Now I want to get the x for cetain y, how can I do this? The last three lines is the way I try to ...
5answers
26k views

### How to find all the local minima/maxima in a range

I want to find : all local maxima in range all local minima in range From those points I can interpolate and combine functions upper and lower boundary. What I am really interested in, is the mean ...
3answers
703 views

### How can I solve this equation: $(47^{(u + 1)} + 3^{(u + 1)})/(u + 1) ==50^{1.5}/1.5$?

Solve[(47^(u + 1) + 3^(u + 1))/(u + 1) ==(50^1.5)/1.5,u] The code I tried is above, but it showed me a message problem "Solve was unable to solve the system ...

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