The conditions of space travel have been researched by scientists; voraus ging die Erkenntnis der überall geltenden …
Category: mathematics
How do computers help in space travel?
Modern space flight would not be possible without computers. Just think of the launch of a moon rocket. Long before they were launched …
What is computer language?
All tasks must be entered into the computer in one language, that he "understands", That means, nach der er die elektronische …
How does a computer work?
Before the machine can solve any problem, the "programmer" must feed her the information or "data" and precise instructions, how …
What does "digital" and "analog" mean?
One must distinguish between two types of calculators: analogue and digital working. The word "digital" means, that numbers are used for calculation. …
Calculate with electronic – Arithmetic machines
A modern data processing system consists of several electronic devices. Mit Spezialschreibmaschinen wird die gestellte Aufgabe auf Karten oder Papierstreifen in die …
How to read encrypted price labels ?
Sometimes when shopping, you discover mysterious signs on the packaging. Usually the trader's secret code consists of letters, die ihm …
How to make a magic square?
The method shown here can be applied to magic squares of any size, soweit sie eine ungerade Zahl von waagerechten und …