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Mathematica : Recent Questions and Answers (Page 14)

Find answers to your questions about Mathematica or help others by answering their Mathematica questions.

How do I replace specific sequences of a sublist without changing the level of the list?

Suppose I have a list of multiple sublists:testlist={{1,1,1,0,0,0,1,1,1,0,1,1},{1,0,0,1,1,1,1,0,1,1,1,0}}I want to replace given sequences without creating new sublists and without flattening. For example, I'd like to replace all instances of...

Asked on 10/22/2021

2 answer

What am I doing wrong using FindIntegerNullVector?

Most of the time when I use FindIntegerNullVector with inexact numbers, I get useful results.But occasionally, it seems to miss finding a simple null vector.Example:a = 13.4414592345679;b...

Asked on 10/22/2021

2 answer

How to use MMA to simulate the German tank problem

In the statistical theory of estimation, the German tank problem consists of estimating the maximum of a discrete uniform distribution from sampling without replacement. In simple terms,...

Asked on 10/22/2021

2 answer

Join string and quantities

How can I join a string and a quantity and still preserved the quantity format?This what I have achieved:dataset = Dataset[{ ...

Asked on 10/22/2021

1 answer

Fix two data lists intertwined

I have a long stream of mixed up data, but to simplify let us say I have these two lists (Actually I have 4 lists with 600 elements each):l1...

Asked on 10/22/2021

2 answer

How import Excel file from different folders

I would like to know how I can import excel files from inside different folders and save the results inside the associated folder. For example, the name of my folders...

Asked on 10/22/2021

1 answer

How to exclude annotation encoding='Mathematica' from generated MathML?

I do not see how to remove <annotation encoding='Mathematica' from generated MathML. Afaict it is not needed for a one way conversion and it often doubles the size of generated...

Asked on 10/22/2021

1 answer

Giving a range to Plot to plot multiple lines at the same time

I'd like to plot something like this: Except that instead of manually specifying all the functions to be plotted, I...

Asked on 10/22/2021

3 answer

How to decompose a list of n-tuples into a union of Cartesian products

I have a list with all elements at the same level{ {a, d}, {a, e}, {a, f}, {b, d}, {b, e}, {b, f},...

Asked on 10/22/2021

2 answer

Why the following set of ODEs is not integrated?

Consider the following dataset: Data1 = {{0.04000000000000001, 3.6730181515774437*^-19, 0.0011366457254822827, 60968.11540339052, 2.1236323916037964*^-14, 0.000024533464278266223, 6.05793658772411*^-10}, {0.04286077220950427, 3.5735320748337414*^-18,...

Asked on 10/06/2021

0 answer

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