The ideal of a philosopher king was born in Plato’s dialogue Republic as part of the vision of a just city.
It was "A. Pythagoras" who was the Greek mathematician who systematized geometry and wrote a textbook that organized all the existing information about geometry, although many other Greeks were well-versed in this subject.
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Answer:
Military communications have to be coded to keep them secret from the enemy. However the process of coding and decoding are time consuming processes. Furthermore the codes may be broken by the enemy. Nations have devoted considerable effort trying to create unbreakable codes. In World War II both Germany and Japan thought they had such unbreakable codes, but in fact these codes were broken and their most vital information were readily available to their enemies.
Explanation:
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