Search found 5 matches

by Cayley
Mon Aug 22, 2011 3:44 am
Forum: MathTime Pro II New Symbols
Topic: Symbols for "generated by"
Replies: 1
Views: 41789

Found it! \langle and \rangle. And they are in the standard TeX fonts supplied with Plain TeX. Apologies for my incapacity to read the manual.
by Cayley
Sun Aug 21, 2011 2:10 am
Forum: MathTime Pro II New Symbols
Topic: Symbols for "generated by"
Replies: 1
Views: 41789

Symbols for "generated by"

I often use the "less than" and "greater than" symbols for "the group generated by", as in G = <a, b> or G = <a, b : ab = ba> Of course, I enclose the each symbol in curly brackets so that the spacing is correct. The problem is that the symbols are too pointy. I want th...
by Cayley
Tue Mar 01, 2011 10:46 pm
Forum: MathTime Pro II New Symbols
Topic: Upside-down Omega; Extendable arrows
Replies: 3
Views: 30425

The command \mho works perfectly. Thank you very much, and apologies for my ignorance. An italic version would be useful. Unfortunately, the mathtools package requires LaTeX, and I am working in plain TeX. It is probably not practical to adapt the package for use outside LaTeX. Do you know of anythi...
by Cayley
Mon Dec 27, 2010 6:41 pm
Forum: MathTime Pro II New Symbols
Topic: Upside-down Omega; Extendable arrows
Replies: 3
Views: 30425

Apologies. I forgot to add the further request about harpoon arrows. 3. I also need the four harpoon arrows to be extendable, that is, \leftrightharpoons, \rightleftharpoons, \updownharpoons, \downupharpoons. I expect that that others will want extendable versions of various other arrows. There shou...
by Cayley
Mon Dec 27, 2010 4:41 pm
Forum: MathTime Pro II New Symbols
Topic: Upside-down Omega; Extendable arrows
Replies: 3
Views: 30425

Upside-down Omega; Extendable arrows

I need two things. 1. I need an upside-down capital omega, in straight and in slant. This symbol is standard in group theory, where \UpsideDownOmega_i (P) is the subgroup of a p-group P consisting of the p^i th powers of its elements. to justify its widespread usage, I need only quote Huppert's &quo...