U+FC13 "ﰓ" Arabic Ligature Theh with Alef Maksura Isolated Form Unicode Character

U+FC13 "ﰓ" Arabic Ligature Theh with Alef Maksura Isolated Form is a typographic ligature found in the Arabic Presentation Forms-A block, representing a connected glyph that combines the letter "Theh" (ث) with "Alef Maksura" (ى) into a single visual unit when appearing in their isolated forms. This character is used primarily in certain styles of Arabic calligraphy and legacy text rendering to create a more compact or aesthetically pleasing representation of the two consecutive letters, though it is not typically required for standard modern digital text processing. Its inclusion in Unicode allows for the faithful preservation of historical or stylized documents where such ligatures were employed.