class Gmath

Public Class Methods

aMinusBInSquare(a, b) click to toggle source 
# File lib/gmath.rb, line 10
def self.aMinusBInSquare(a, b)
  return a*a - 2*a*b + b*b
end
aPlusBInSquare(a, b) click to toggle source 
# File lib/gmath.rb, line 6
def self.aPlusBInSquare(a, b)
  return a*a + 2*a*b + b*b
end
hi() click to toggle source 
# File lib/gmath.rb, line 2
def self.hi
  puts "Hello world!"
end