Linked Questions

4
votes
4answers
620 views

Extracting elements in a list based on conditions [closed]

I have the list \[ScriptCapitalD] = {824, 1082, 1135, 1308, 1359, 1372, 1401, 1412, 1601, 1638, 1641, 1674, 1709, 1805, 1947, 2208} I would like to ...
9
votes
3answers
358 views

Improving selection of elements from large multidimensional array

Frequently in my profession I deal with large arrays of data. Typically these are mixed types including integers, strings, dates, and reals. To recreate a typical data array: ...
10
votes
1answer
1k views

Is there a built-in function to do binary search?

Is there a built-in function to do binary search? Say, given a list (sorted) and a number, find the position which keeps the listed sorted when the number is inserted. I know that ...
2
votes
4answers
249 views

Find time since last 0 in list

When I have a list of data (measured per day), is it possible to define a function that gives the nr of days since the data has been 0? I tried working withPosition...
2
votes
3answers
120 views

How to deal with this list problem?

Now, I want to write a function for some kind of list. The input list includes many integers. Take a simple example for f[x], ...

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