to type any of these characters in Microsoft Word for Windows type in the formula then strike Alt + X; on Mac OS activate Unicode Hex Input

Ā = 0100 ā = 0101 Ă = 0102 ă = 0103 Ǎ = 01CD ǎ = 01CE
Ē = 0112 ē = 0113 Ĕ = 0114 ĕ = 0115 Ě = 011A ě = 011B
Ī = 012A ī = 012B Ĭ = 012C ĭ = 012D Ǐ = 01CF ǐ = 01D0
Ō = 014C ō = 014D Ŏ = 014E ŏ = 014F Ǒ = 01D1 ǒ = 01D2
Ū = 016A ū = 016B Ŭ = 016C ŭ = 016D Ǔ = 01D3 ǔ = 01D4

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