Equations of motion
First Equation of Motion : v = u + a t.
Second Equation of Motion : s = u t + 1 /2 a t 2.
Third Equation of Motion : v 2 = u 2 + 2 a s.
About Ruby Wondering why Ruby is so popular? Its fans call it a beautiful, artful language. And yet, they say it’s handy and practical. What gives? The Ideals of Ruby’s Creator Ruby is a language of careful balance. Its creator, Yukihiro “Matz” Matsumoto, blended parts of his favorite languages (Perl, Smalltalk, Eiffel, Ada, and Lisp) to form a new language that balanced functional programming with imperative programming. He has often said that he is “trying to make Ruby natural, not simple,” in a way that mirrors life. Building on this, he adds: Ruby is simple in appearance, but is very complex inside, just like our human body1. About Ruby’s Growth Since its public release in 1995, Ruby has drawn devoted coders worldwide. In 2006, Ruby achieved mass acceptance. With active user groups formed in the world’s major cities and Ruby-related conferences filled to capacity. Ruby-Talk, the primary mailing list for discussion of the Ruby language, climbed to an average ...