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Contents
module GenerateNumber
def self.float_matrix_interval_arguments(number, row, column, max = 100)
Array.new(number){ |j| Array.new(row){ |i| Array.new(column) { |k| GenerateNumber.float(2, max).sort } } }
end
def self.float_matrix_arguments(number, row, column, max = 100)
ret = []
(0...number).each do
ret << Array.new(row){ |j| Array.new(column){ |i| rand(max) - rand } }
for i in 0...(ret[-1].size)
ret[-1][i].map!{ |a| (rand > 0.5 ? -a : a) }
end
end
ret
end
def self.float_vector_arguments(number, size, max = 100)
ret = []
(0...number).each { ret << Array.new(size){ |i| rand(max) - rand } }
ret
end
def self.float_arguments(size, number, max = 100)
ret = Array.new(number){ |j| Array.new(size){ |i| rand(max) - rand } }
for i in 0...(ret.size)
case i % 4
when 1
ret[i].map!{ |a| -a }
when 2, 3
ret[i].map!{ |a| (rand > 0.5 ? -a : a) }
end
end
ret
end
def self.float(num, max = 100, &block)
if block_given?
for i in 0...num
a = rand(max) - rand
a = -a if rand > 0.5
yield(a)
end
else
ary = Array.new(num){ |i| rand(max) - rand }
ary.map!{ |a| (rand > 0.5 ? -a : a) }
end
end
def self.string(number)
prec = MPFR.get_default_prec
max = 2 ** prec
Array.new(number) do |i|
sign = ((rand > 0.5 ? '-' : ''))
"#{sign}#{rand(max)}.#{rand(max)}"
end
end
def self.mpfr_args(number)
ret = self.string(number)
ret.map!{ |a| MPFR.new(a) }
end
end
Version data entries
9 entries across 9 versions & 1 rubygems