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On Jan, 10th David Bowie left this earthly realm. That day, as I do like his music a lot, I decided to create a timeline and recently I decided to make the code publicly available. Required packages You need rCharts whose author is Ramnath Vaidyanathan. The package does not contain ... [Read more...]

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By the beginning of 2016 it was announced that our economy is shrinking after the influence of external factors. Media has reported that commodities prices are falling, but there is more than just that. Based on Chilean Copper Commission and Chile Cust... [Read more...]

[This article was first published on Reimagined Invention, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share [Read more...]

Short summary Last year, 2015, was a hard year for chilean exports. The main reasons were both external situation and commodities prices. Our exports are copper and non-copper (whose principal components are pulp wood, fruit and salmon). During recent years wines have acquired a greater importance, among other products that are ... [Read more...]

[This article was first published on Reimagined Invention, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share [Read more...]

My notebook is dead until I buy a new battery. Now I'm using a lent MacBook Pro for urgent work and I had to install R, RStudio and Stata. After doing the basics I've realised a lot of things weren't working as they were on my laptop. This blog is ... [Read more...]

[This article was first published on Reimagined Invention, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share [Read more...]

Motivation Last term I taught Data Analysis at UNAB and I had to find a way to combine slides and R code. Problem You can write but you can't run R code from TeXShop or other editor. LaTeX Beamer is a good option but it has that big flaw. In ... [Read more...]

[This article was first published on Reimagined Invention, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share [Read more...]

PDF/Github repo My thesis analyses chilean university students performance in different courses. These students belong to different major programs imparted at Universidad de Chile: Accounting, Business Administration, Economics and Information Systems... [Read more...]

This is the 1st theoretical post I'm writing on this blog. I'll review some important Linear Algebra concepts that I'm using at work and these will save you a lot of time if you work with large datasets as I do. Diagonalization Cayley-Hamilton Theorem Time saving steps in R Diagonalization ... [Read more...]

Once I had many students curious about LaTeX and their interest became a set of LaTeX sessions for Catedras Libres where I had a lot of students from different universities. Available here. [Read more...]

For my thesis I've created a LaTeX template according to my university's rules. If you don't know \(\rm\LaTeX\) you can check a quick tutorial that I made for my students. My thesis was written in english but this template is in spanish. The idea of the template is that ... [Read more...]