The Turkish alphabet, which is a variant of the Latin alphabet, includes two distinct versions of the letter I, one dotted and the other dotless.The dotless I, I ı, denotes the close back unrounded vowel sound (/ɯ/). Neither the upper nor the lower case version has a dot.The dotted I, İ i, denotes the close front unrounded vowel sound (/i/). Both the upper and lower case versions have a dot.Examples:In contrast, the letter j does not have this distinction, with a dot only on the lower case character: J j.In scholarly writing on Turkic languages, ï is sometimes used for /ɯ/.