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### How do you obtain the limits of the domain of an interpolated function? [duplicate]

I am dealing with a very large number of tables that I interpolate over. It would be easiest if I did not have to go back to the original table to obtain the limits of the domain of interpolation, and ...
403 views

### Documentation of the frequently-used functions in the context of Internal and Compile [duplicate]

In this site, I have gradually found out that there is a collection of functions in all kinds of answers. For instance, CompileGetElement, ...
88 views

### Where can I find tutorials or examples about Internal packages and other useful packages? [duplicate]

As an intermediate level Mathematica user, I consider one of the greatest barrier on my way to a higher level of programming is the lack of knowledge about extra packages like Internal package or ...
80 views

### Why are some symbols recognized by Mathematica but nowhere in the documentation? [duplicate]

I was trying to calculate a Groebner basis for a given set of polynomials, and I did it successfully. But I wanted to calculate the conversion matrix between the original basis and the Groebner basis....
44 views

### How to partition a 1D list according to specified lengths? [duplicate]

I have a 1D list list={1,2,3,4,5,6,7,8,9} and I would like to partition it according to some specified sizes sizes={2,1,2,4}, ...
143k views

### Where can I find examples of good Mathematica programming practice?

I consider myself a pretty good Mathematica programmer, but I'm always looking out for ways to either improve my way of doing things in Mathematica, or to see if there's something nifty that I haven't ...
14k views

### How do you convert a string containing a number in C scientific notation to a Mathematica number?

Suppose I have a string containing the C-representation of a floating point number; for example s = "1.23e-5" and I want to convert this to a Mathematica number. ...
3k views

### What best practices or performance considerations are there for choosing between Cases, Position, Pick and Select?

Cases, Select,Pick and Position each have different ...
6k views

### Once more on object orientation in Mathematica: does it have to be so hard?

Recently I came across a set of problems which would be solved most easily within an object-oriented approach. I first attempted to solve them by other means, but found the complexity of the code ...
5k views

### Applying TextRecognize on alpha-numerical table

From time to time I have to extract data from scanned papers or rasterized PDFs. Imagine a table of the following kind (but much longer): A naive application of ...
5k views

### How to splice together several instances of InterpolatingFunction?

I have a set of InterpolatingFunction returned by NDSolve which are valid over different (but overall continuous) domains. How ...
15k views

### Mathematica: finding min/max in list

I have a list of coordinates like this one: {{x1,y1},{x2,y2},{x3,y3},...,{xn,yn}} I need to get the minimum and the maximum of all x-values and the minimum and ...
1k views

### UnFlatten an array into a ragged matrix

Trying to unflatten an array that was part of ragged array of sub matrices. As input we have flattened array: ...