Sha256: 3503b35ea561c854caaa19e88630a3c5c5c9f1666b5a94d2663994a0cfe26514
Contents?: true
Size: 600 Bytes
Versions: 20
Compression:
Stored size: 600 Bytes
Contents
describe Integer, "#hilbert?" do
@seq = [1,5,9,13,17,21,25,29,33,37,41,45,49,53,57,61,65,
69,73,77,81,85,89,93,97,101,105,109,113,117,121,
125,129,133,137,141,145,149,153,157,161,165,169,
173,177,181,185,189].to_seq
@seq.each do |n|
it "returns true for Hilbert number #{n}" do
n.should be_hilbert
end
it "returns false for negative Hilbert number #{-n}" do
(-n).should_not be_hilbert
end
end
@seq.invert.sample(10).each do |n|
it "returns false for non-Hilbert number #{n}" do
n.should_not be_hilbert
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems