local export = {}
local chart = {
['ᾰ']='a^', ['ᾱ']='a_',
['α']='a', ['ά']='a/', ['ὰ']='a\\', ['ᾶ']='a=', ['ἀ']='a)', ['ἁ']='a(',
['ἂ']='a)\\', ['ἃ']='a(\\', ['ἄ']='a)/', ['ἅ']='a(/', ['ἆ']='a)=', ['ἇ']='a(=',
['ᾳ']='a|', ['ᾴ']='a/|', ['ᾲ']='a\\|', ['ᾷ']='a=|', ['ᾀ']='a)|', ['ᾁ']='a(|',
['ᾂ']='a)\\|', ['ᾃ']='a(\\|', ['ᾄ']='a)/|', ['ᾅ']='a(/|', ['ᾆ']='a)=|', ['ᾇ']='a(=|',
['Ᾰ']='*a^', ['Ᾱ']='*a_',
['Α']='*a', ['Ά']='*/a', ['Ὰ']='*a\\', ['῀Α']='*a=', ['Ἀ']='*)a', ['Ἁ']='*(a',
['Ἂ']='*)a\\', ['Ἃ']='*(a\\', ['Ἄ']='*)/a', ['Ἅ']='*(/a', ['Ἆ']='*)a=', ['Ἇ']='*(a=',
['ᾼ']='*a|', ['ᾈ']='*)a|', ['ᾉ']='*(a|',
['ᾊ']='*)a\\|', ['ᾋ']='*(a\\|', ['ᾌ']='*)/a|', ['ᾍ']='*(/a|', ['ᾎ']='*)a=|', ['ᾏ']='*(a=|',
['β']='b', ['Β']='*b', ['γ']='g', ['Γ']='*g', ['δ']='d', ['Δ']='*d',
['ε']='e', ['έ']='e/', ['ὲ']='e\\', ['ἐ']='e)', ['ἑ']='e(',
['ἒ']='e)\\', ['ἓ']='e(\\', ['ἔ']='e)/', ['ἕ']='e(/',
['Ε']='*e', ['Έ']='*/e', ['Ὲ']='*\\e', ['Ἐ']='*)e', ['Ἑ']='*(e',
['Ἒ']='*)\\e', ['Ἓ']='*(\\e', ['Ἔ']='*)/e', ['Ἕ']='*(/e',
['ζ']='z', ['Ζ']='*z',
['η']='h', ['ή']='h/', ['ὴ']='h\\', ['ῆ']='h=', ['ἠ']='h)', ['ἡ']='h(',
['ἢ']='h)\\', ['ἣ']='h(\\', ['ἤ']='h)/', ['ἥ']='h(/', ['ἦ']='h)=', ['ἧ']='h(=',
['ῃ']='h|', ['ῄ']='h/|', ['ῂ']='h\\|', ['ῇ']='h=|', ['ᾐ']='h)|', ['ᾑ']='h(|',
['ᾒ']='h)\\|', ['ᾓ']='h(\\|', ['ᾔ']='h)/|', ['ᾕ']='h(/|', ['ᾖ']='h)=|', ['ᾗ']='h(=|',
['Η']='*h', ['Ή']='*h/', ['Ὴ']='*h\\', ['Ἠ']='*)h', ['Ἡ']='*(h',
['Ἢ']='*)h\\', ['Ἣ']='*(h\\', ['Ἤ']='*)/h', ['Ἥ']='*(/h', ['Ἦ']='*)h=', ['Ἧ']='*(h=',
['ῌ']='*h|', ['ᾘ']='*)h|', ['ᾙ']='*(h|',
['ᾚ']='*)h\\|', ['ᾛ']='*(h\\|', ['ᾜ']='*)/h|', ['ᾝ']='*(/h|', ['ᾞ']='*)h=|', ['ᾟ']='*(h=|',
['θ']='q', ['Θ']='*q',
['ῐ']='i^', ['ῑ']='i_', ['ϊ']='i%252B', ['ῒ']='i\\%252B', ['ΐ']='i/%252B', ['ῖ']='i=', ['ῗ']='i=%252B',
['ι']='i', ['ί']='i/', ['ὶ']='i\\', ['ἰ']='i)', ['ἱ']='i(',
['ἲ']='i)\\', ['ἳ']='i(\\', ['ἴ']='i)/', ['ἵ']='i(/', ['ἶ']='i)=', ['ἷ']='i(=',
['Ῐ']='*i^', ['Ῑ']='*i_', ['Ϊ']='*i%252B',
['Ι']='*i', ['Ί']='*i/', ['Ὶ']='*i\\', ['Ἰ']='*)i', ['Ἱ']='*(i',
['Ἲ']='*)i\\', ['Ἳ']='*(i\\', ['Ἴ']='*)/i', ['Ἵ']='*(/i', ['Ἶ']='*)i=', ['Ἷ']='*(i=',
['κ']='k', ['Κ']='*k', ['λ']='l', ['Λ']='*l',
['μ']='m', ['Μ']='*m', ['ν']='n', ['Ν']='*n', ['ξ']='c', ['Ξ']='*c',
['ο']='o', ['ό']='o/', ['ὸ']='o\\', ['ὀ']='o)', ['ὁ']='o(',
['ὂ']='o)\\', ['ὃ']='o(\\', ['ὄ']='o)/', ['ὅ']='o(/',
['Ο']='*o', ['Ό']='*/o', ['Ὸ']='*o\\', ['Ὀ']='*)o', ['Ὁ']='*(o',
['Ὂ']='*)o\\', ['Ὃ']='*(o\\', ['Ὄ']='*)/o', ['Ὅ']='*(/o',
['π']='p', ['Π']='*p', ['ρ']='r', ['ῤ']='r)',
['ῥ']='r(', ['Ρ']='*r', ['Ῥ']='*(r', ['σ']='s', ['Σ']='*s', ['ς']='s',
['τ']='t', ['Τ']='*t',
['ῠ']='u^', ['ῡ']='u_', ['ϋ']='u%252B', ['ΰ']='u/%252B', ['ῢ'] ='u\\%252B', ['ῧ']='u=%252B',
['υ']='u', ['ύ']='u/', ['ὺ']='u\\', ['ῦ']='u=', ['ὐ']='u)', ['ὑ']='u(',
['ὒ']='u)\\', ['ὓ']='u(\\', ['ὔ']='u)/', ['ὕ']='u(/', ['ὖ']='u)=', ['ὗ']='u(=',
['Ῠ']='*u^', ['Ῡ']='*u_', ['Ϋ']='*u%252B',
['Υ']='*u', ['Ύ']='*/u', ['Ὺ']='*u\\', ['Ὑ']='*(u',
['Ὓ']='*(u\\', ['Ὕ']='*(u/', ['Ὗ']='*(u=',
['φ']='f', ['ψ']='y', ['Ψ']='*y', ['Φ']='*f', ['χ']='x', ['Χ']='*x',
['ω']='w', ['ώ']='w/', ['ὼ']='w\\', ['ῶ']='w=', ['ὠ']='w)', ['ὡ']='w(',
['ὢ']='w)\\', ['ὣ']='w(\\', ['ὤ']='w)/', ['ὥ']='w(/', ['ὦ']='w)=', ['ὧ']='w(=',
['ῳ']='w|', ['ῴ']='w/|', ['ῲ']='w\\|', ['ῷ']='w=|', ['ᾠ']='w)|', ['ᾡ']='w(|',
['ᾢ']='w)\\|', ['ᾣ']='w(\\|', ['ᾤ']='w)/|', ['ᾥ']='w(/|', ['ᾦ']='w)=|', ['ᾧ']='w(=|',
['Ω']='*w', ['Ώ']='*/w', ['Ὼ']='*w\\', ['Ὠ']='*)w', ['Ὡ']='*(w',
['Ὢ']='*)w\\', ['Ὣ']='*(w\\', ['Ὤ']='*)w/', ['Ὥ']='*(/w', ['Ὦ']='*)w=', ['Ὧ']='*(w=',
['ῼ']='*w|', ['ᾨ']='*)w|', ['ᾩ']='*(w|',
['ᾪ']='*)w\\|', ['ᾫ']='*(w\\|', ['ᾬ']='*)/w|', ['ᾭ']='*(/w|', ['ᾮ']='*)w=|', ['ᾯ']='*(w=|',
['ϝ']='v', ['Ϝ']='*v'}
function export.polytonic_to_perseus_betacode(polytonic)
local betaCode = string.gsub(polytonic, '[%z\1-\127\194-\244][\128-\191]*', chart) -- UTF-8 character pattern
return betaCode
end
return export
