Use package amsopn where necessary for \operatorname.

diff --git a/mjo-convex.tex b/mjo-convex.tex
index f482f9f2fa4eeac75155f05893fc3a3fe4f5bfc8..823f1f46cd5cf4023b89f2462c559a3060a70f8c 100644 (file)
--- a/mjo-convex.tex
+++ b/mjo-convex.tex
@@ -2,6 +2,9 @@
 % Operations that usually appear in convex optimization.
 %
 
+% Needed for \operatorname.
+\usepackage{amsopn}
+
 \input{mjo-common}
 
 % The ``conic combination'' operator.

diff --git a/mjo-linear_algebra.tex b/mjo-linear_algebra.tex
index b2ad59cd905119522685a2cca666d2718d3f98e7..b077288f972598438c103427d082f14217a60d8f 100644 (file)
--- a/mjo-linear_algebra.tex
+++ b/mjo-linear_algebra.tex
@@ -2,6 +2,9 @@
 % Standard operations from linear algebra.
 %
 
+% Needed for \operatorname.
+\usepackage{amsopn}
+
 \input{mjo-common}
 
 % The inner product between its two arguments.

diff --git a/mjo-topology.tex b/mjo-topology.tex
index 2a7f3b7649efbf74d33db13355b55456e38ca291..9ea5ff1d99f60e273dcb511b88049aa859a57291 100644 (file)
--- a/mjo-topology.tex
+++ b/mjo-topology.tex
@@ -2,6 +2,9 @@
 % Standard topological operations.
 %
 
+% Needed for \operatorname.
+\usepackage{amsopn}
+
 \input{mjo-common}
 
 % The ``interior of'' operator.