## What is the maximum amount of amended holidays? (in Brazil)

Every beginning of the year that old doubt arises… how many holidays on weekdays will we have? This is a

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## Compulsory repetition draw

In conventional chess there is a rule that determines a draw when both players repeat their same actions a certain

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## Atalia’s Adventure – A Heartfelt RPG Narrative – Part 8

The next morning, Atalia is woken up by the lady, saying that the sun is starting to rise. Atalia’s whole

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## Atalia’s Adventure – A Heartfelt RPG Narrative – Part 7

Atalia wakes up with her new firefly in her hands, and not moving. She believes that she could have killed

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## Atalia’s Adventure – A Heartfelt RPG Narrative – Part 6

Atalia wakes up scared, because she didn’t realize she had slept. She can still be seen there, next to the

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## Atalia’s Adventure – A Heartfelt RPG Narrative – Part 5

The next morning Atalia gets up with a happy feeling, even though her whole body is aching, hungry, feeling dirty

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## The 2nd shift is necessary but not enough

Do you think the candidate with the most votes in the 1st round should be elected? Or that the 2nd

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## Why Math Doesn’t Help Moral Dilemmas, Even the “Ethan Hunt Dilemma”

I like moral dilemmas because they are fun since they don’t admit of clear solutions. A simple model of moral

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## Would you cheat on your Personal Trainer?

Imagine yourself at the gym, when your Personal Trainer asks you to do a certain exercise (like push-ups, sit-ups, squats…).

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## Subsets and subgroups in Lampião da Esquina

This week I read an excellent article written by my friend, historian Gabri Simionato, called “À margem da luz do

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## Transforming a proof into blocks – part 3

We have already decomposed the demonstration, created little blocks, but the main thing is missing… getting it ready so that

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## Transforming a proof into blocks – part 2

Now that we have decomposed the text of a demonstration in order to reduce the amount of types, let’s work

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## Transforming a proof into blocks – part 1

I believe every mathematician has a favorite proof, or several. If you don’t, maybe it exists but you just don’t

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## Atalia’s Adventure – A Heartfelt RPG Narrative – Part 4

Atalia woke up the next morning extremely weak. Her whole body ached a lot, she felt extreme tiredness and an

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## Trigonometry in Heretic

Heretic was one of the first computer games I came across. I remember that my aunt got a Windows 95

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## Bet of morias

At the beginning of 1878, a very old man was on his deathbed, when he gathered his closest ones to

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## At Zero we read “A relação entre a filosofia mecânica e os experimentos alquímicos de Robert Boyle” by Kleber Cecon

I believe that many of us only came to know the word Alchemy due to the anime Fullmetal Alchemist. In

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