X-Git-Url: http://gitweb.michael.orlitzky.com/?a=blobdiff_plain;f=mjo-linear_algebra.tex;h=ebf4acddc359c7b02b6c9f81f29b05564a6290d8;hb=c7fe6fa3e9c7f25fc3b14b7fc294dddad730fb32;hp=a1d8c06d9e74aa5d68453aaeb3f1e866681387ee;hpb=c674a11f42cdf7ca05680e435abbd270ab51ae13;p=mjotex.git diff --git a/mjo-linear_algebra.tex b/mjo-linear_algebra.tex index a1d8c06..ebf4acd 100644 --- a/mjo-linear_algebra.tex +++ b/mjo-linear_algebra.tex @@ -7,14 +7,14 @@ \input{mjo-common} -% Absolute value (modulis) of a scalar. +% Absolute value (modulus) of a scalar. \newcommand*{\abs}[1]{\left\lvert{#1}\right\rvert} % Norm of a vector. \newcommand*{\norm}[1]{\left\lVert{#1}\right\rVert} % The inner product between its two arguments. -\newcommand*{\ip}[2]{\langle{#1},{#2}\rangle} +\newcommand*{\ip}[2]{\left\langle{#1},{#2}\right\rangle} % The tensor product of its two arguments. \newcommand*{\tp}[2]{ {#1}\otimes{#2} } @@ -31,15 +31,15 @@ % specialized to real matrices. \newcommand*{\transpose}[1]{ #1^{T} } +% The trace of an operator. +\newcommand*{\trace}[1]{ \operatorname{trace}\of{{#1}} } + % The ``span of'' operator. The name \span is already taken. \newcommand*{\spanof}[1]{ \operatorname{span}\of{{#1}} } % The ``co-dimension of'' operator. \newcommand*{\codim}{ \operatorname{codim} } -% The trace of an operator. -\newcommand*{\trace}[1]{ \operatorname{trace}\of{{#1}} } - % The orthogonal projection of its second argument onto the first. \newcommand*{\proj}[2] { \operatorname{proj}\of{#1, #2} }