Module:Infobox chord: Difference between revisions
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local harmonics = {} | local harmonics = {} | ||
for hs in string.gmatch(frame.args["Harmonics"], "[^:]+") do | for hs in string.gmatch(frame.args["Harmonics"], "[^:]+") do | ||
h = tonumber(hs) -- TODO: support rational entries? | h = tonumber(hs) -- TODO: support rational entries? | ||
if h == nil or h < 1 then | if h == nil or h < 1 then | ||
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for i, h in ipairs(harmonics) do | for i, h in ipairs(harmonics) do | ||
debug_data = debug_data .. "harmonic" .. h .. "<br/>" | debug_data = debug_data .. "harmonic:" .. h .. "<br/>" | ||
for prime, n in pairs(utils.prime_factorization_raw(h)) do | for prime, n in pairs(utils.prime_factorization_raw(h)) do | ||
debug_data = debug_data .. "prime:" .. prime .. "<br/>" | debug_data = debug_data .. "prime:" .. prime .. "<br/>" | ||
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local numer = h / utils._gcd(h, root) | local numer = h / utils._gcd(h, root) | ||
debug_data = debug_data .. "numerator:" .. numer .. "<br/>" | |||
local odd = numer | local odd = numer | ||
while odd % 2 == 0 do | while odd % 2 == 0 do | ||
odd = odd / 2 | odd = odd / 2 | ||
end | end | ||
debug_data = debug_data .. "odd:" .. odd .. "<br/>" | |||
if odd > odd_limit then | if odd > odd_limit then | ||
odd_limit = odd | odd_limit = odd | ||