# Tag Info

Accepted

### Plotting an integral with solving for a specific constant

As an example, we take a simple function that we can integrate analytically: f[t_] = t + 2; Integrate analytically: ...
1 vote
Accepted

### Using ParametricNDSolveValue and MultiNonlinearModelFit to fit an ODE system to datasets

I split the data values and uncertanties into two separate lists, and also grab the time values: ...
Accepted

### Triple Summation Calculation Which Includes an Integral

There were typos in the code you posted as I noted in the comment above. You had terms like C_j, etc., which should be c[j], etc. Since you're interested in a numerical result, I replaced Integrate ...

### When does arithmetic with approximate numbers not follow basic properties?

More of a long comment, I guess: Note to others: Mathematica is not IEEE 754 compliant, even though it is built from libraries that are mostly compliant (for ...
Accepted

Update ...

### Modeling experimental data with differential equations

This should help you underway, but I couldn't find good starting values for the parameters: ...
1 vote

### Multiple solutions from NSolve

With the OP's sol, we can gather the similar solutions together, find their mean, and if desired, polish them up with FindRoot: <...
Accepted

### How to solve this integral equation numerically?

Although the general problem in the question probably requires the methods referenced by flinty in 285076, the specific problem contained in the question's code, ...

### Solving A System of Two Implicit Equations

An alternative approach is to use FindRoot or FindMinimum without constructing an ...
Accepted

### Solving A System of Two Implicit Equations

First plot the function you want tointerpolate ...

### Multiple solutions from NSolve

For parametric research it could be better to use FindRoot as follows ...
1 vote

### Multiple solutions from NSolve

Setting WorkingPrecision->20, it then takes 85 sec. and gives only 3 solutions, although it gives a warning that the input is less precise than working precision: ...
1 vote
Accepted

### Find an instance satisfying equation

It seems there is no real solution in view of ...
1 vote

### Plot after applying NIntegrate

int is producing seemingly random numbers because AccuracyGoal -> 5, PrecisionGoal -> 4 are too small. Increasing the ...

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