Author Archives: julia on Abel Soares Siqueira

Julia Language Can’t Even Handle Simple Math

By: julia on Abel Soares Siqueira

Re-posted from: https://abelsiqueira.com/blog/2023-08-30-julia-language-cannot-handle-simple-math/

I have a new video up about how Julia cannot even handle simple math! Check the video out or check an edited written version below.
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Introduction Julia is supposed to be a great programming language, but it can’t even do simple math correctly. Take a look at this:
julia> 0.1 + 0.2 – 0.3 5.551115123125783e-17 It should be zero, but it’s actually not. The notation means

Demand of your art

By: julia on Abel Soares Siqueira

Re-posted from: https://abelsiqueira.com/blog/2023-06-28-demand-of-your-art/

On a previous video/blog post, I talked about production planning using an example of selling art on the beach. One simplification of that model was the assumption that everything that we build can be sold.
You can check the pluto notebook html here or download the notebook here.
I have an excert down here, but for more details, check the video.
If you just want to skip to questions, click here.

Selling art on the beach

By: julia on Abel Soares Siqueira

Re-posted from: https://abelsiqueira.com/blog/2023-06-14-selling-art-on-the-beach/

I just released a video about using mathematical modeling to solve a production planning with the thematic of selling your art on the beach.
You can check the pluto notebook html here or download the notebook here.
I have an excert down here, but for more details, check the video.
In Brazil, a common joke between undergrad students (usually during exams) is that “maybe I should give up and go sell my art on the beach”.