Sha256: 25f98d6219c51ddaa7ffb96f3c7b8b587ffa332ffd974d82bf6050c085c589e7
Contents?: true
Size: 962 Bytes
Versions: 19
Compression:
Stored size: 962 Bytes
Contents
describe Integer, "#quarticfree?" do
@seq = {
# A046100
true => [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,17,18,19,20,
21,22,23,24,25,26,27,28,29,30,31,33,34,35,36,37,
38,39,40,41,42,43,44,45,46,47,49,50,51,52,53,54,
55,56,57,58,59,60,61,62,63,65,66,67,68,69,70,71,
72,73,74,75,76],
# A046101
false => [16,32,48,64,80,81,96,112,128,144,160,162,176,192,
208,224,240,243,256,272,288,304,320,324,336,352,
368,384,400,405,416,432,448,464,480,486,496,512,
528,544,560,567,576,592,608,624,625,640,648,656,
672,688,704].to_seq
}
@seq[false].invert.sample(10).each do |n|
it "should return true for quarticfree number #{n}" do
n.should be_quarticfree
end
end
@seq[false].sample(10).each do |n|
it "should return false for non-quarticfree number #{n}" do
n.should_not be_quarticfree
end
end
end
Version data entries
19 entries across 19 versions & 1 rubygems