Tag: Mathematical
Mathematical game: how old is the captain?
The expression “the age of the captain” designates an enigma that the data cannot solve. It comes from a letter from Gustave Flaubert to his sister Caroline, written in 1841.…
Mathematical game: the children’s village
In many questions like the one below, algebra simplifies things… but the tricks of the fire certificate can also create nice surprises. Here is a case where they offer a…
Zaragoza, one step away from mathematical salvation
The Royal Saragossa may certify this Sunday in El Alcoraz his mathematical salvationone of the two essential conditions for culminate the change of ownership in the sports joint-stock company that…
Mathematical game: the swallow and the snail
How far will the Betaville swallow travel towards Alphaville? One snail starts from Alphaville at a speed of 1 km/h to get to Betaville, 21 kilometers away. At the same…
Mathematical game: the Bermuda triangle
Defining a geographical area of the Atlantic Ocean, the name of the “Bermuda triangle” was born in 1964 from the pen of an American journalist. Like all triangles, it has…
Mathematical game: male or female kitten, what probability?
What is the probability that a randomly selected kitten is a male? What is the probability that it is a female? You will also be interested [EN VIDÉO] Rare video…
Mathematical game: what is Euclid’s postulate?
One of the problems that has occupied mathematicians for two millennia is the proof of Euclid’s postulate, which he obviously saw as a theorem, but which he did not know…
Encryption: what is it?
the encryption is a way to scramble data so that only authorized parties can understand the information. It is the process of converting plain text that anyone can read into…
Mathematical game: the Egyptian triangle
We attribute to Pythagoras, the theorem which affirms that, in a right-angled triangle, the square of the hypotenuse is equal to the sum of the squares of the two other…
Mathematical game: calculating the average speed of cars
The calculation of the average speed of motorists seems simple to solve. However, it is better to reflect… Here are two examples. If you drive 100 kilometers at an average…