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<p>lower(A𐐀) = <span style="text-transform:lowercase">A𐐀</span> (should be a𐐨)</p>
<p>upper(a𐐨) = <span style="text-transform:uppercase">a𐐨</span> (should be A𐐀)</p>
<p>lower(ΚΟΣΜΟΣ) = <span style="text-transform:lowercase">ΚΟΣΜΟΣ</span> (should be κοσμος)</p>
<p>upper(ß) = <span style="text-transform:uppercase">ß</span> (should be SS)</p>
<p>upper(ŉ) = <span style="text-transform:uppercase">ŉ</span> (should be ʼN)</p>
<p>upper(ǰ) = <span style="text-transform:uppercase">ǰ</span> (should be J̌)</p>
<p>upper(ﬃ) = <span style="text-transform:uppercase">ﬃ</span> (should be FFI)</p>
<p>lower(Ĳ) = <span style="text-transform:lowercase">Ĳ</span> (should be ij)</p>
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