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Showing posts from July, 2018

Calculus

Honestly, of all the subjects we have this semester, the one I like the most is calculus. I am sure that most would not say that this is the subject they most enjoy studying, at first I did not like it either, but eventually I managed to love it, surely it is because it was in the first subject that I really felt that with each exercise I was moving forward a bit (and for that small feeling of happiness to finish an exercise and that is correct). Also that this subject serves as an introduction to learn to form more complex mathematical models (using derivatives and integrals, geometrical series or vectorial analysis for example) while forming a more methodical thought (although others find it boring). Until now and almost at the end of the semester we have seen functions and limits and how they are graphed in the Cartesian plane, and in classes we are always passing new content while trying to relate what is seen with the past subjects, although frankly I do not pay much attention...

Dmitri Mendeleyév

If I have to choose an expert in the field of chemistry, that would be Dmitri Ivanovich Mendeléyev, most only know him as the one who discovered the pattern we call today the periodic table of the elements, but he made several contributions in various fields. He was born on February 8, 1834 in Tobolsk, Siberia (present Russia) and was the youngest of 17 brothers. Within chemistry, he stands out from the age of 23, when he was in charge of a course at the University of St. Petersburg in 1869 he created the first version of the periodic table and managed to predict properties of undiscovered elements based on his theoretical position within it. He also conducted studies on smokeless gunpowder and oil, along with showing interest in naval and aerostatic development. Despite his contributions he is not recognized with a Nobel prize because of the conflicts he had with Svante August Arrhenius. personally Dmitri has always called my attention, being that despite having a fairly har...

The Trip

The trip (I prefer to call it trip rather than vacation) that I want to tell is the one I made last year to France. Leave the university caused me more problems than I expected and when my grandmother noticed that I was seriously affected, she asked me to travel with her to France to see my uncle (her son) and his family. We were there all summer, living in Cambrai with my uncles and my two little cousins, in the three months we made trips to Paris, Saint-Michel, Arras, Versailles and Brussels (the capital of Belgium). It was a unique experience, since my uncle works in the Louvre Museum, which gives him an administrative pass to enter all the historical places of the country, which allowed me to know several famous places in ways that a normal tourist can not (and avoid two hours of row to enter each site). That trip gave me a new perspective on things and taught me a lot about the lifestyle in other places and it motivated me a lot more to go out and travel different pa...

Photography

I do not usually appreciate the photographs I see on the internet. Despite spending most of the day observing photographs on social networks or media. I rarely stay to think about what they show in them, but this photography of a power plant in Charleroi, Belgium really call my attention. Originally build in 1921, it was one of the largest coal burning power plants in this country, but for the large amount of dioxide emissions was closed in 2007. I like this photography because it shows how nature finally imposes itself on human construction, it also talks about another time, about how people produced energy in another way and how many modern buildings, such as shopping centers, modern power plants or departmental buildings will end in the same way. The photography was taken in 2015 (I could not find the name of the person who took the picture) and appears in several photographic collections on urban exploration and buildings of the last century.