inverted hat

I’m using PC SAS and would like to get the symbol for infinity in the title of my output. […] When I [hold down the Alt key and enter 236] with SAS, it shows up correctly onscreen; but when it’s printed out, I get an ‘s’ with an inverted hat over it.

The Gullimots [under latin-1] become T and t with inverted hats under Latin-2, oe and G with an inverted hat under Latin-3.

evangeʹlical (-nj-) […] The…‘a’ has an inverted hat again; the ‘e’ and ‘i’ in ‘geli’ have inverted hats, making them short.

The Gullimots [under latin-1] become T and t with inverted hats under Latin-2, oe and G with an inverted hat under Latin-3.

Now, one (obviously) has to have the basic ‘Roman’ alphabet. [¶] Then there are all the diacritical markings (accent, accent grave, dot umlaut, ring, bar, ‘hat’, inverted hat, etc.) for vowels.