Shift the \perp in \oplusperp down a tiny bit.

diff --git a/mjo-linear_algebra.tex b/mjo-linear_algebra.tex
index 048022935b681bfe5f0d0c04366f7fadcb6383d2..02e1d12aba4d6383ee2b79f44eea272d96457329 100644 (file)
--- a/mjo-linear_algebra.tex
+++ b/mjo-linear_algebra.tex
@@ -89,7 +89,7 @@
 \DeclareMathOperator{\oplusperp}{\mathbin{
   \ooalign{
     $\ocircle$\cr
-    \raisebox{0.65\height}{$\clipbox{0pt 0pt 0pt 0.5\height}{$\perp$}$}\cr
+    \raisebox{0.625\height}{$\clipbox{0pt 0pt 0pt 0.5\height}{$\perp$}$}\cr
   }
 }}