Merge pull request #6927 from lstagner/sub_super

add unicode superscripts and subscripts to latex substitutions

base/latex_symbols.jl

@@ -47,6 +47,53 @@ const latex_symbols = [
     "\\cbrt" => "\u221B",
     "\\female" => "♀",
     "\\mars" => "♂",
+    "\\^0" => "⁰",
+    "\\^1" => "¹",
+    "\\^2" => "²",
+    "\\^3" => "³",
+    "\\^4" => "⁴",
+    "\\^5" => "⁵",
+    "\\^6" => "⁶",
+    "\\^7" => "⁷",
+    "\\^8" => "⁸",
+    "\\^9" => "⁹",
+    "\\^+" => "⁺",
+    "\\^-" => "⁻",
+    "\\^=" => "⁼",
+    "\\^(" => "⁽",
+    "\\^)" => "⁾",
+    "\\^n" => "ⁿ",
+    "\\^i" => "ⁱ",
+    "\\_0" => "₀",
+    "\\_1" => "₁",
+    "\\_2" => "₂",
+    "\\_3" => "₃",
+    "\\_4" => "₄",
+    "\\_5" => "₅",
+    "\\_6" => "₆",
+    "\\_7" => "₇",
+    "\\_8" => "₈",
+    "\\_9" => "₉",
+    "\\_+" => "₊",
+    "\\_-" => "₋",
+    "\\_=" => "₌",
+    "\\_(" => "₍",
+    "\\_)" => "₎",
+    "\\_a" => "ₐ",
+    "\\_e" => "ₑ",
+    "\\_o" => "ₒ",
+    "\\_x" => "ₓ",
+    "\\_schwa" => "ₔ",
+    "\\_h" => "ₕ",
+    "\\_k" => "ₖ",
+    "\\_l" => "ₗ",
+    "\\_m" => "ₘ",
+    "\\_n" => "ₙ",
+    "\\_p" => "ₚ",
+    "\\_s" => "ₛ",
+    "\\_t" => "ₜ",
+    "\\hbar" => "ħ",
+    "\\del" => "∇",
 
     "\\sout" => "̶",# ulem package, same as Elzbar
     "\\euro" => "€",