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-rw-r--r--graphics/circuit_macros/examples/ex05.m412
1 files changed, 9 insertions, 3 deletions
diff --git a/graphics/circuit_macros/examples/ex05.m4 b/graphics/circuit_macros/examples/ex05.m4
index af26c78781..dbdacdab90 100644
--- a/graphics/circuit_macros/examples/ex05.m4
+++ b/graphics/circuit_macros/examples/ex05.m4
@@ -9,11 +9,17 @@ darrow_init
extlen=4*dx
indel = boxht/3
-COb: box fill_ "C$\bar{\mbox{O}}$"
+# Replacement for \bar, see
+# https://tex.stackexchange.com/questions/22100/the-bar-and-overline-commands
+command "\newcommand{\ols}[1]{%
+\mskip.5\thinmuskip\overline{\mskip-.5\thinmuskip {#1} \mskip-.5\thinmuskip}%
+\mskip.5\thinmuskip} % overline short "
+
+COb: box fill_ "C$\ols{\mbox{O}}$"
CO:box fill_ with .nw at last box.se+(dx,-dx) "CO"
CbOb: box fill_ with .nw at last box.se+(dx,-dx) \
- "$\bar{\mbox{C}}$$\bar{\mbox{O}}$"
-CbO: box fill_ with .nw at last box.se+(dx,-dx) "$\bar{\mbox{C}}$O"
+ "$\ols{\mbox{C}}$$\ols{\mbox{O}}$"
+CbO: box fill_ with .nw at last box.se+(dx,-dx) "$\ols{\mbox{C}}$O"
dline(from CbO.s down_ dx,,t,,!-)
dright