mjo-cone.tex: add the strictly positive orthant, \Rnplusplus.

[mjotex.git] / mjo-cone.tex

diff --git a/mjo-cone.tex b/mjo-cone.tex
index 78e87415f587dddb5832215cf91aad5079d04fd3..00a1309dd3fa2a924875da25d613d2fae7dd922a 100644 (file)
--- a/mjo-cone.tex
+++ b/mjo-cone.tex
@@ -23,8 +23,10 @@
 % Common cones.
 %
 
-% The nonnegative orthant in the given number of dimensions.
+% The nonnegative and strictly positive orthants in the given number
+% of dimensions.
 \newcommand*{\Rnplus}[1][n]{ \Rn[#1]_{+} }
+\newcommand*{\Rnplusplus}[1][n]{ \Rn[#1]_{++} }
 
 % The Lorentz ``ice-cream'' cone in the given number of dimensions.
 \newcommand*{\Lnplus}[1][n]{ \mathcal{L}^{{#1}}_{+} }