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
Irrational Fear (film) 2017 through Slasher Studios. Irrational Fear (film) Irrational Fear is a 2017 independent horror film. It focuses on six therapy patients are brought together at a secluded cabin to confront their strangest fears. But these fears won't just hurt them...they will kill them. It is the third feature film from Slasher Studios and their first partnership with L.A. Horror. It is an American supernatural slasher film written by Hunter Johnson & Kevin Sommerfield and directed by Hunter Johnson. The film began principal photography on June 12 and wrapped on June 23. Irrational Fear is scheduled to be released on DVD