YbarUnicode

????,????,????,????,????,????,????,????,????,????,????,????,????,????.U+1D44x,????,????,????,????,????,????,????,????,????...VERTICALLINE.U+007E,~,TILDE.Latin-1Supplementblock ...,UnicodeCharacter“ȳ”(U+0233).ȳ.Name:LatinSmallLetterYwithMacron.UnicodeVersion:3.0(September1999).Block:LatinExtended-B,U+0180-U+024F.,LATINSMALLLETTERYWITHHOOKƴ,LATINCAPITALLETTERDZWITHCARONDŽ,LATIN...LATINSMALLLETTER...

參考資訊如下
Mathematical operators and symbols in Unicode

????, ????, ????, ????, ????, ????, ????, ????, ????, ????, ????, ????, ????, ????. U+1D44x, ????, ????, ????, ????, ????, ????, ????, ????, ???? ... VERTICAL LINE. U+007E, ~, TILDE. Latin-1 Supplement block ...

Unicode Character “ȳ” (U+0233)

Unicode Character “ȳ” (U+0233). ȳ. Name: Latin Small Letter Y with Macron. Unicode Version: 3.0 (September 1999). Block: Latin Extended-B, U+0180 - U+024F.

Unicode Characters

LATIN SMALL LETTER Y WITH HOOK ƴ, LATIN CAPITAL LETTER DZ WITH CARON DŽ, LATIN ... LATIN SMALL LETTER L WITH BAR ƚ, LATIN LETTER REVERSED ESH LOOP ƪ, LATIN SMALL ...

Unicode字元列表

Y, Y, 拉丁字母Y, 0058. U+005A, Z, Z, 拉丁字母Z, 0059. ASCII 標點及符號, U+005B, [, [, 左方括號, 0060. U+005C, -, \, 反斜槓, 0061. U+005D, ] ...

Unicode字符列表

Y, Y, 拉丁字母Y, 0058. U+005A, Z, Z, 拉丁字母Z, 0059. ASCII 标点及符号, U+005B, [, [, 左方括号, 0060. U+005C, -, \, 反斜杠, 0061. U+005D, ] ...

Vertical bar

Unicode code points edit · U+007C | VERTICAL LINE ( |, |, |) · U+00A6 ¦ BROKEN BAR ( ¦) (single broken line) · U+2016 ‖ DOUBLE ...

Ȳ

In modern dictionaries and textbooks for Latin and Old English, ȳ may be used to indicate a long y ([yː]). ... Unicode name, LATIN CAPITAL LETTER Y WITH MACRON ...

Y Bar Symbol (ȳ)

The Latin letter y is used to represent a variable or coefficient. Most commonly, y is the vertical dimension in the 2D cartesian coordinate system.

數學符號表

數學中，有一組常在數學表達式中出現的符號。數學工作者一般熟悉這些符號，使用時不一定會加以說明。但絕大多數常見的符號都有相應標準或Unicode符號說明等加以規範。

附錄:Unicode字母式符號

L B BAR SYMBOL. U+2115 (8469), ℕ, Lu (Uppercase Letter), Zyyy (未定文字), DOUBLE ... ⅄, Sm (Math Symbol), Zyyy (未定文字), TURNED SANS-SERIF CAPITAL Y. U+2145 ( ...