Thinking ! Philosophy ! ~ Thales of Miletus

When one is calm and has time at his disposal, he tends to think, think logically said a great Philosopher (Anon.!)

In geometry, a famous  theorem states that if A, B, and C are distinct points on a circle where the line AC is a diameter, the angle ∠ ABC is a right angle. This theorem is a special case of the inscribed angle theorem and is mentioned and proved as part of the 31st proposition in the ...