Method: AppMath::Vec#initialize

Defined in:
lib/linalg.rb

#initialize(*arg) ⇒ Vec

These are the 3 mehods to generate a vector via ‘new’

a = Vec.new(anArray)
b = Vec.new(aVec)
c = Vec.new(aPositiveInteger, aRealOrComplex)



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# File 'lib/linalg.rb', line 59

def initialize(*arg)
  case arg.size
  when 1
    a0 = arg[0]
    if a0.is_a?(Array)
      @x = Array.new(a0)
     # @x = a0 # seems to work but can't be safe

    elsif a0.is_a?(Vec)
      @x = Array.new(a0.x)
    else
      fail "object can't be used to build a vector"
    end
  when 2
    n = arg[0]
    fail "first argument has to be an integer" unless n.integer?
    fail "first argument must be non-negative" unless n >= 0
    @x = Array.new(n,arg[1])
  end
end