Irrational number number to ratios of continuous magnitude. In his commentary on Book 10 of the "Elements", the Persian mathematician Al-Mahani (d. 874/884) examined and classified quadratic irrationals and cubic irrationals. He provided definitions for rational and irrational magnitudes, which he treated as irrational numbers. He dealt with them freely but explains them in geometric terms as follows: In contrast to Euclid's concept of magnitudes as lines, Al-Mahani considered integers and fractions as rational magnitudes, and square roots and cube roots as irrational magnitudes. He also introduced an arithmetical approach to the concept of irrationality, as he attributes the following to irrational
The Fifth Horseman Is Fear a shock, in the last ten minutes, to discover how deeply involved you have become. [It is] unmistakably the work of a master, and I can only wonder whether Brynych has made other films or if his ability is natural, as Fellini seems to be. I mention Fellini because this film seems to have what Fellini and very few other directors are able to achieve: A sense of rhythm." More recently, the "Independent Film Quarterly" wrote, ""The Fifth Horseman Is Fear" stands for a brief moment in the early 60's, the socialist government of Czechoslovakia experienced a cultural thaw known