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Mathematica : Recent Questions and Answers (Page 97)

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

First derivative of curve and onset and endset points

If I have the following data:data={{7.96774, 1.56726}, {8.135, 1.5464}, {8.302, 1.50128}, {8.469, 1.48137}, {8.631, 1.70807}, {8.793, 1.95927}, {8.956, 2.12076}, {9.121, 2.18059}, {9.291, 2.01987}, {9.462, ...

Asked on 05/18/2021

0 answer

Mathematica 12.1 Crashes when making large partitions of an image

I need to partition an image of dimension 1000 x 1000 for 200 x 200 parts. In order to do so I am using ImagePartition function but when I try...

Asked on 05/18/2021

0 answer

Sampling and filtering data

I'm trying to teach myself about sampling and filtering — and I'm not sure if I'm misunderstanding the concepts or misapplying Wolfram Language. I started by creating a simple...

Asked on 05/18/2021 by GeekyCool

2 answer

How to register Anaconda3(Python3.7) as external evaluator enviroment?

I have installed Anaconda3 (version 5.3.1 for Windows with Python 3.7, 64-bit) as the Python working enviroment, but when trying to register it as an external evaluator, it...

Asked on 05/18/2021

3 answer

How can I solve equations by matching prefactors?

I have complicated expressions involving traces, for example tr[a], tr[a^2], tr[a]^2, tr[a]tr[a^2], and so on. I would like to solve equations where the prefactors of the traces are automatically matched....

Asked on 05/18/2021

1 answer

Call part of a replaced list

I have what I believe to be a very simple problem. I want to use an equation which depends on the values inside a list, but to be able to...

Asked on 05/18/2021

1 answer

C-Norm of multiple derivatives

We're calculating Trapezoid and Simpson's rule estimates for definite integrals. For the error, we need the C-norm of the first - fourth derivatives. How do I enter this...

Asked on 05/18/2021

1 answer

Mathematica Manipulate[] for plotting a function of several variables

This is a sample snippet from Mathematica documentation for plotting Bessel for various n:Plot[Evaluate[Table[BesselJ[n, x], {n, 4}]], {x, 0, 10}, Filling -> Axis]...

Asked on 05/18/2021

1 answer

Plot statistics for chen weibull

I want to draw three plots for this distribution any help please dist =ProbabilityDistribution[{"CDF",Divide[1 - Exp[λ (1 - Exp[(1 - Exp[-(x/α)^γ])^β])],1 - Exp[λ - λ Exp[1]]]},{x, 0, ∞},Assumptions ->...

Asked on 05/18/2021

0 answer

Checking the formula of the square of a sum

The square of a sum reads $$left(sum_ia_iright)^2=sum_ia^2_i+2sum_{i<j}a_ia_j$$. In Mathematica code for i=1 to 5 we get:T = Expand[(Sum[a[i], {i, 5}])^2]a[1]^2 + 2 a[1] a[2] + a[2]^2 + 2...

Asked on 05/18/2021 by Dinesh Shankar

1 answer

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