updated;

--- a/doc-src/AxClass/generated/isabelle.sty	Mon Dec 04 23:22:01 2000 +0100
+++ b/doc-src/AxClass/generated/isabelle.sty	Mon Dec 04 23:36:16 2000 +0100
@@ -94,7 +94,9 @@
 \newcommand{\isamarkupsubsect}[1]{\subsection{#1}}
 \newcommand{\isamarkupsubsubsect}[1]{\subsubsection{#1}}
 
-\newenvironment{isapar}{\parindent\isa@parindent\parskip\isa@parskip\par\medskip}{\par\medskip}
+\newcommand{\isabeginpar}{\par\medskip}
+\newcommand{\isaendpar}{\par\medskip}
+\newenvironment{isapar}{\parindent\isa@parindent\parskip\isa@parskip\isabeginpar}{\isaendpar}
 \newenvironment{isamarkuptext}{\isastyletext\begin{isapar}}{\end{isapar}}
 \newenvironment{isamarkuptxt}{\isastyletxt\begin{isapar}}{\end{isapar}}
 \newcommand{\isamarkupcmt}[1]{{\isastylecmt--- #1}}

--- a/doc-src/AxClass/generated/isabellesym.sty	Mon Dec 04 23:22:01 2000 +0100
+++ b/doc-src/AxClass/generated/isabellesym.sty	Mon Dec 04 23:36:16 2000 +0100
@@ -17,18 +17,32 @@
 
 % symbol definitions
 
-\newcommand{\isasymspacespace}{\isamath{~~}}
-\newcommand{\isasymGamma}{\isamath{\Gamma}}
-\newcommand{\isasymDelta}{\isamath{\Delta}}
-\newcommand{\isasymTheta}{\isamath{\Theta}}
-\newcommand{\isasymLambda}{\isamath{\Lambda}}
-\newcommand{\isasymXi}{\isamath{\Xi}}
-\newcommand{\isasymPi}{\isamath{\Pi}}
-\newcommand{\isasymSigma}{\isamath{\Sigma}}
-\newcommand{\isasymUpsilon}{\isamath{\Upsilon}}
-\newcommand{\isasymPhi}{\isamath{\Phi}}
-\newcommand{\isasymPsi}{\isamath{\Psi}}
-\newcommand{\isasymOmega}{\isamath{\Omega}}
+\newcommand{\isasymA}{\isamath{\mathcal{A}}}
+\newcommand{\isasymB}{\isamath{\mathcal{B}}}
+\newcommand{\isasymC}{\isamath{\mathcal{C}}}
+\newcommand{\isasymD}{\isamath{\mathcal{D}}}
+\newcommand{\isasymE}{\isamath{\mathcal{E}}}
+\newcommand{\isasymF}{\isamath{\mathcal{F}}}
+\newcommand{\isasymG}{\isamath{\mathcal{G}}}
+\newcommand{\isasymH}{\isamath{\mathcal{H}}}
+\newcommand{\isasymI}{\isamath{\mathcal{I}}}
+\newcommand{\isasymJ}{\isamath{\mathcal{J}}}
+\newcommand{\isasymK}{\isamath{\mathcal{K}}}
+\newcommand{\isasymL}{\isamath{\mathcal{L}}}
+\newcommand{\isasymM}{\isamath{\mathcal{M}}}
+\newcommand{\isasymN}{\isamath{\mathcal{N}}}
+\newcommand{\isasymO}{\isamath{\mathcal{O}}}
+\newcommand{\isasymP}{\isamath{\mathcal{P}}}
+\newcommand{\isasymQ}{\isamath{\mathcal{Q}}}
+\newcommand{\isasymR}{\isamath{\mathcal{R}}}
+\newcommand{\isasymS}{\isamath{\mathcal{S}}}
+\newcommand{\isasymT}{\isamath{\mathcal{T}}}
+\newcommand{\isasymU}{\isamath{\mathcal{U}}}
+\newcommand{\isasymV}{\isamath{\mathcal{V}}}
+\newcommand{\isasymW}{\isamath{\mathcal{W}}}
+\newcommand{\isasymX}{\isamath{\mathcal{X}}}
+\newcommand{\isasymY}{\isamath{\mathcal{Y}}}
+\newcommand{\isasymZ}{\isamath{\mathcal{Z}}}
 \newcommand{\isasymalpha}{\isamath{\alpha}}
 \newcommand{\isasymbeta}{\isamath{\beta}}
 \newcommand{\isasymgamma}{\isamath{\gamma}}
@@ -52,184 +66,196 @@
 \newcommand{\isasymchi}{\isamath{\chi}}
 \newcommand{\isasympsi}{\isamath{\psi}}
 \newcommand{\isasymomega}{\isamath{\omega}}
-\newcommand{\isasymnot}{\isamath{\neg}}
-\newcommand{\isasymand}{\isamath{\wedge}}
-\newcommand{\isasymor}{\isamath{\vee}}
-\newcommand{\isasymforall}{\isamath{\forall\,}}
-\newcommand{\isasymexists}{\isamath{\exists\,}}
-\newcommand{\isasymAnd}{\isamath{\bigwedge\,}}
+\newcommand{\isasymGamma}{\isamath{\Gamma}}
+\newcommand{\isasymDelta}{\isamath{\Delta}}
+\newcommand{\isasymTheta}{\isamath{\Theta}}
+\newcommand{\isasymLambda}{\isamath{\Lambda}}
+\newcommand{\isasymXi}{\isamath{\Xi}}
+\newcommand{\isasymPi}{\isamath{\Pi}}
+\newcommand{\isasymSigma}{\isamath{\Sigma}}
+\newcommand{\isasymUpsilon}{\isamath{\Upsilon}}
+\newcommand{\isasymPhi}{\isamath{\Phi}}
+\newcommand{\isasymPsi}{\isamath{\Psi}}
+\newcommand{\isasymOmega}{\isamath{\Omega}}
+\newcommand{\isasymbool}{\isamath{\mathrm{I}\mkern-3.8mu\mathrm{B}}}
+\newcommand{\isasymcomplex}{\isamath{\mathrm{C}\mkern-15mu{\phantom{\mathrm{t}}\vrule}\mkern9mu}}
+\newcommand{\isasymnat}{\isamath{\mathrm{I}\mkern-3.8mu\mathrm{N}}}
+\newcommand{\isasymrat}{\isamath{\mathrm{Q}\mkern-16mu{\phantom{\mathrm{t}}\vrule}\mkern10mu}}
+\newcommand{\isasymreal}{\isamath{\mathrm{I}\mkern-3.8mu\mathrm{R}}}
+\newcommand{\isasymint}{\isamath{\mathsf{Z}\mkern-7.5mu\mathsf{Z}}}
+\newcommand{\isasymleftarrow}{\isamath{\leftarrow}}
+\newcommand{\isasymlongleftarrow}{\isamath{\longleftarrow}}
+\newcommand{\isasymrightarrow}{\isamath{\rightarrow}}
+\newcommand{\isasymlongrightarrow}{\isamath{\longrightarrow}}
+\newcommand{\isasymLeftarrow}{\isamath{\Leftarrow}}
+\newcommand{\isasymLongleftarrow}{\isamath{\Longleftarrow}}
+\newcommand{\isasymRightarrow}{\isamath{\Rightarrow}}
+\newcommand{\isasymLongrightarrow}{\isamath{\Longrightarrow}}
+\newcommand{\isasymleftrightarrow}{\isamath{\leftrightarrow}}
+\newcommand{\isasymlongleftrightarrow}{\isamath{\longleftrightarrow}}
+\newcommand{\isasymLeftrightarrow}{\isamath{\Leftrightarrow}}
+\newcommand{\isasymLongleftrightarrow}{\isamath{\Longleftrightarrow}}
+\newcommand{\isasymmapsto}{\isamath{\mapsto}}
+\newcommand{\isasymlongmapsto}{\isamath{\longmapsto}}
+\newcommand{\isasymmidarrow}{\isamath{\relbar}}
+\newcommand{\isasymMidarrow}{\isamath{\Relbar}}
+\newcommand{\isasymhookleftarrow}{\isamath{\hookleftarrow}}
+\newcommand{\isasymhookrightarrow}{\isamath{\hookrightarrow}}
+\newcommand{\isasymleftharpoondown}{\isamath{\leftharpoondown}}
+\newcommand{\isasymrightharpoondown}{\isamath{\rightharpoondown}}
+\newcommand{\isasymleftharpoonup}{\isamath{\leftharpoonup}}
+\newcommand{\isasymrightharpoonup}{\isamath{\rightharpoonup}}
+\newcommand{\isasymrightleftharpoons}{\isamath{\rightleftharpoons}}
+\newcommand{\isasymleadsto}{\isamath{\leadsto}}  %requires latexsym
+\newcommand{\isasymup}{\isamath{\uparrow}}
+\newcommand{\isasymUparrow}{\isamath{\Uparrow}}
+\newcommand{\isasymdown}{\isamath{\downarrow}}
+\newcommand{\isasymDownarrow}{\isamath{\Downarrow}}
+\newcommand{\isasymupdownarrow}{\isamath{\updownarrow}}
+\newcommand{\isasymUpdownarrow}{\isamath{\Updownarrow}}
+\newcommand{\isasymlangle}{\isamath{\langle}}
+\newcommand{\isasymrangle}{\isamath{\rangle}}
 \newcommand{\isasymlceil}{\isamath{\lceil}}
 \newcommand{\isasymrceil}{\isamath{\rceil}}
 \newcommand{\isasymlfloor}{\isamath{\lfloor}}
 \newcommand{\isasymrfloor}{\isamath{\rfloor}}
-\newcommand{\isasymturnstile}{\isamath{\vdash}}
-\newcommand{\isasymTurnstile}{\isamath{\models}}
+\newcommand{\isasymlparr}{\isamath{\mathopen{(\mkern-3mu\mid}}}
+\newcommand{\isasymrparr}{\isamath{\mathclose{\mid\mkern-3mu)}}}
 \newcommand{\isasymlbrakk}{\isamath{\mathopen{\lbrack\mkern-3mu\lbrack}}}
 \newcommand{\isasymrbrakk}{\isamath{\mathclose{\rbrack\mkern-3mu\rbrack}}}
-\newcommand{\isasymcdot}{\isamath{\cdot}}
+\newcommand{\isasymlbrace}{\isamath{\mathopen{\lbrace\mkern-4.5mu\mid}}}
+\newcommand{\isasymrbrace}{\isamath{\mathclose{\mid\mkern-4.5mu\rbrace}}}
+\newcommand{\isasymguillemotleft}{\isatext{\flqq}}  %requires babel
+\newcommand{\isasymguillemotright}{\isatext{\frqq}}  %requires babel
+\newcommand{\isasymColon}{\isamath{\mathrel{::}}}
+\newcommand{\isasymnot}{\isamath{\neg}}
+\newcommand{\isasymbottom}{\isamath{\bot}}
+\newcommand{\isasymtop}{\isamath{\top}}
+\newcommand{\isasymand}{\isamath{\wedge}}
+\newcommand{\isasymor}{\isamath{\vee}}
+\newcommand{\isasymAnd}{\isamath{\bigwedge\,}}
+\newcommand{\isasymOr}{\isamath{\bigvee}}
+\newcommand{\isasymforall}{\isamath{\forall\,}}
+\newcommand{\isasymexists}{\isamath{\exists\,}}
+\newcommand{\isasymbox}{\isamath{\Box}}  %requires latexsym
+\newcommand{\isasymdiamond}{\isamath{\Diamond}}  %requires latexsym
+\newcommand{\isasymturnstile}{\isamath{\vdash}}
+\newcommand{\isasymTurnstile}{\isamath{\models}}
+\newcommand{\isasymstileturn}{\isamath{\dashv}}
+\newcommand{\isasymsurd}{\isamath{\surd}}
+\newcommand{\isasymle}{\isamath{\le}}
+\newcommand{\isasymge}{\isamath{\ge}}
+\newcommand{\isasymll}{\isamath{\ll}}
+\newcommand{\isasymgg}{\isamath{\gg}}
+\newcommand{\isasymlesssim}{\isamath{\lesssim}}  %requires amssymb
+\newcommand{\isasymgreatersim}{\isamath{\gtrsim}}  %requires amssymb
+\newcommand{\isasymlessapprox}{\isamath{\lessapprox}}  %requires amssymb
+\newcommand{\isasymgreaterapprox}{\isamath{\gtrapprox}}  %requires amssymb
 \newcommand{\isasymin}{\isamath{\in}}
+\newcommand{\isasymnotin}{\isamath{\notin}}
+\newcommand{\isasymsubset}{\isamath{\subset}}
+\newcommand{\isasymsupset}{\isamath{\supset}}
 \newcommand{\isasymsubseteq}{\isamath{\subseteq}}
+\newcommand{\isasymsupseteq}{\isamath{\supseteq}}
+\newcommand{\isasymsqsubset}{\isamath{\sqsubset}}
+\newcommand{\isasymsqsupset}{\isamath{\sqsupset}}  %requires latexsym
+\newcommand{\isasymsqsubseteq}{\isamath{\sqsubseteq}}
+\newcommand{\isasymsqsupseteq}{\isamath{\sqsupseteq}}
 \newcommand{\isasyminter}{\isamath{\cap}}
 \newcommand{\isasymunion}{\isamath{\cup}}
 \newcommand{\isasymInter}{\isamath{\bigcap\,}}
 \newcommand{\isasymUnion}{\isamath{\bigcup\,}}
+\newcommand{\isasymsqunion}{\isamath{\sqcup}}
 \newcommand{\isasymsqinter}{\isamath{\sqcap}}
-\newcommand{\isasymsqunion}{\isamath{\sqcup}}
-\newcommand{\isasymSqinter}{\isamath{\bigsqcap\,}}  %requires stmaryrd
 \newcommand{\isasymSqunion}{\isamath{\bigsqcup\,}}
-\newcommand{\isasymbottom}{\isamath{\bot}}
-\newcommand{\isasymdoteq}{\isamath{\doteq}}
-\newcommand{\isasymequiv}{\isamath{\equiv}}
+\newcommand{\isasymSqinter}{\isamath{\bigsqcap\,}}  %requires stmaryrd
+\newcommand{\isasymuplus}{\isamath{\uplus}}
+\newcommand{\isasymbiguplus}{\isamath{\biguplus}}
 \newcommand{\isasymnoteq}{\isamath{\not=}}
-\newcommand{\isasymsqsubset}{\isamath{\sqsubset}}
-\newcommand{\isasymsqsubseteq}{\isamath{\sqsubseteq}}
-\newcommand{\isasymprec}{\isamath{\prec}}
-\newcommand{\isasympreceq}{\isamath{\preceq}}
-\newcommand{\isasymsucc}{\isamath{\succ}}
-\newcommand{\isasymapprox}{\isamath{\approx}}
 \newcommand{\isasymsim}{\isamath{\sim}}
+\newcommand{\isasymdoteq}{\isamath{\doteq}}
 \newcommand{\isasymsimeq}{\isamath{\simeq}}
-\newcommand{\isasymle}{\isamath{\le}}
-\newcommand{\isasymColon}{\isamath{\mathrel{::}}}
-\newcommand{\isasymleftarrow}{\isamath{\leftarrow}}
-\newcommand{\isasymmidarrow}{\isamath{\relbar}}
-\newcommand{\isasymrightarrow}{\isamath{\rightarrow}}
-\newcommand{\isasymLeftarrow}{\isamath{\Leftarrow}}
-\newcommand{\isasymMidarrow}{\isamath{\Relbar}}
-\newcommand{\isasymRightarrow}{\isamath{\Rightarrow}}
+\newcommand{\isasymapprox}{\isamath{\approx}}
+\newcommand{\isasymasymp}{\isamath{\asymp}}
+\newcommand{\isasymcong}{\isamath{\cong}}
+\newcommand{\isasymsmile}{\isamath{\smile}}
+\newcommand{\isasymequiv}{\isamath{\equiv}}
 \newcommand{\isasymfrown}{\isamath{\frown}}
-\newcommand{\isasymmapsto}{\isamath{\mapsto}}
-\newcommand{\isasymleadsto}{\isamath{\leadsto}}  %requires latexsym
-\newcommand{\isasymup}{\isamath{\uparrow}}
-\newcommand{\isasymdown}{\isamath{\downarrow}}
-\newcommand{\isasymnotin}{\isamath{\notin}}
+\newcommand{\isasympropto}{\isamath{\propto}}
+\newcommand{\isasymbowtie}{\isamath{\bowtie}}
+\newcommand{\isasymprec}{\isamath{\prec}}
+\newcommand{\isasymsucc}{\isamath{\succ}}
+\newcommand{\isasympreceq}{\isamath{\preceq}}
+\newcommand{\isasymsucceq}{\isamath{\succeq}}
+\newcommand{\isasymparallel}{\isamath{\parallel}}
+\newcommand{\isasymbar}{\isamath{\mid}}
+\newcommand{\isasymplusminus}{\isamath{\pm}}
+\newcommand{\isasymminusplus}{\isamath{\mp}}
 \newcommand{\isasymtimes}{\isamath{\times}}
+\newcommand{\isasymdiv}{\isamath{\div}}
+\newcommand{\isasymcdot}{\isamath{\cdot}}
+\newcommand{\isasymstar}{\isamath{\star}}
+\newcommand{\isasymdagger}{\isamath{\dagger}}
+\newcommand{\isasymddagger}{\isamath{\ddagger}}
+\newcommand{\isasymcirc}{\isamath{\circ}}
+\newcommand{\isasymbullet}{\isamath{\bullet}}
+\newcommand{\isasymlhd}{\isamath{\lhd}}
+\newcommand{\isasymrhd}{\isamath{\rhd}}
+\newcommand{\isasymunlhd}{\isamath{\unlhd}}
+\newcommand{\isasymunrhd}{\isamath{\unrhd}}
+\newcommand{\isasymtriangleleft}{\isamath{\triangleleft}}
+\newcommand{\isasymtriangleright}{\isamath{\triangleright}}
+\newcommand{\isasymtriangle}{\isamath{\triangle}}
+\newcommand{\isasymtriangleq}{\isamath{\triangleq}}  %requires amssymb
 \newcommand{\isasymoplus}{\isamath{\oplus}}
 \newcommand{\isasymominus}{\isamath{\ominus}}
 \newcommand{\isasymotimes}{\isamath{\otimes}}
 \newcommand{\isasymoslash}{\isamath{\oslash}}
-\newcommand{\isasymsubset}{\isamath{\subset}}
+\newcommand{\isasymodot}{\isamath{\odot}}
 \newcommand{\isasyminfinity}{\isamath{\infty}}
-\newcommand{\isasymbox}{\isamath{\Box}}  %requires latexsym
-\newcommand{\isasymdiamond}{\isamath{\Diamond}}  %requires latexsym
-\newcommand{\isasymcirc}{\isamath{\circ}}
-\newcommand{\isasymbullet}{\isamath{\bullet}}
-\newcommand{\isasymparallel}{\isamath{\parallel}}
-\newcommand{\isasymsurd}{\isamath{\surd}}
+\newcommand{\isasymdots}{\isamath{\dots}}
+\newcommand{\isasymcdots}{\isamath{\cdots}}
+\newcommand{\isasymSum}{\isamath{\sum\,}}
+\newcommand{\isasymProd}{\isamath{\prod\,}}
+\newcommand{\isasymintegral}{\isamath{\int\,}}
+\newcommand{\isasymJoin}{\isamath{\Join}}  %requires latexsym
+\newcommand{\isasymclubsuit}{\isamath{\clubsuit}}
+\newcommand{\isasymdiamondsuit}{\isamath{\diamondsuit}}
+\newcommand{\isasymheartsuit}{\isamath{\heartsuit}}
+\newcommand{\isasymspadesuit}{\isamath{\spadesuit}}
+\newcommand{\isasymaleph}{\isamath{\aleph}}
+\newcommand{\isasymemptyset}{\isamath{\emptyset}}
+\newcommand{\isasymnabla}{\isamath{\nabla}}
+\newcommand{\isasympartial}{\isamath{\partial}}
+\newcommand{\isasymRe}{\isamath{\Re}}
+\newcommand{\isasymIm}{\isamath{\Im}}
+\newcommand{\isasymflat}{\isamath{\flat}}
+\newcommand{\isasymnatural}{\isamath{\natural}}
+\newcommand{\isasymsharp}{\isamath{\sharp}}
+\newcommand{\isasymangle}{\isamath{\angle}}
 \newcommand{\isasymcopyright}{\isatext{\copyright}}
-\newcommand{\isasymplusminus}{\isamath{\pm}}
-\newcommand{\isasymdiv}{\isamath{\div}}
-\newcommand{\isasymlongrightarrow}{\isamath{\longrightarrow}}
-\newcommand{\isasymlongleftarrow}{\isamath{\longleftarrow}}
-\newcommand{\isasymlongleftrightarrow}{\isamath{\longleftrightarrow}}
-\newcommand{\isasymLongrightarrow}{\isamath{\Longrightarrow}}
-\newcommand{\isasymLongleftarrow}{\isamath{\Longleftarrow}}
-\newcommand{\isasymLongleftrightarrow}{\isamath{\Longleftrightarrow}}
-\newcommand{\isasymbar}{\isamath{\mid}}
+\newcommand{\isasymregistered}{\isatext{\rm\textregistered}}
 \newcommand{\isasymhyphen}{\isatext{\rm-}}
 \newcommand{\isasyminverse}{\isamath{{}^{-1}}}
-\newcommand{\isasymexclamdown}{\isatext{\rm\textexclamdown}}
-\newcommand{\isasymquestiondown}{\isatext{\rm\textquestiondown}}
-\newcommand{\isasymguillemotleft}{\isatext{\flqq}}  %requires babel
-\newcommand{\isasymguillemotright}{\isatext{\frqq}}  %requires babel
-\newcommand{\isasymdegree}{\isatext{\rm\textdegree}}  %requires latin1
 \newcommand{\isasymonesuperior}{\isamath{\mathonesuperior}}  %requires latin1
 \newcommand{\isasymonequarter}{\isatext{\rm\textonequarter}}  %requires latin1
 \newcommand{\isasymtwosuperior}{\isamath{\mathtwosuperior}}  %requires latin1
 \newcommand{\isasymonehalf}{\isatext{\rm\textonehalf}}  %requires latin1
 \newcommand{\isasymthreesuperior}{\isamath{\maththreesuperior}}  %requires latin1
 \newcommand{\isasymthreequarters}{\isatext{\rm\textthreequarters}}  %requires latin1
-\newcommand{\isasymparagraph}{\isatext{\P}}
-\newcommand{\isasymregistered}{\isatext{\rm\textregistered}}
 \newcommand{\isasymordfeminine}{\isatext{\rm\textordfeminine}}
 \newcommand{\isasymordmasculine}{\isatext{\rm\textordmasculine}}
 \newcommand{\isasymsection}{\isatext{\S}}
+\newcommand{\isasymparagraph}{\isatext{\P}}
+\newcommand{\isasymexclamdown}{\isatext{\rm\textexclamdown}}
+\newcommand{\isasymquestiondown}{\isatext{\rm\textquestiondown}}
 \newcommand{\isasympounds}{\isamath{\pounds}}
 \newcommand{\isasymyen}{\isatext{\yen}}  %requires amssymb
 \newcommand{\isasymcent}{\isatext{\cent}}  %requires wasysym
 \newcommand{\isasymcurrency}{\isatext{\currency}}  %requires wasysym
-\newcommand{\isasymlbrace}{\isamath{\mathopen{\lbrace\mkern-4.5mu\mid}}}
-\newcommand{\isasymrbrace}{\isamath{\mathclose{\mid\mkern-4.5mu\rbrace}}}
-\newcommand{\isasymtop}{\isamath{\top}}
-\newcommand{\isasymcong}{\isamath{\cong}}
-\newcommand{\isasymclubsuit}{\isamath{\clubsuit}}
-\newcommand{\isasymdiamondsuit}{\isamath{\diamondsuit}}
-\newcommand{\isasymheartsuit}{\isamath{\heartsuit}}
-\newcommand{\isasymspadesuit}{\isamath{\spadesuit}}
-\newcommand{\isasymleftrightarrow}{\isamath{\leftrightarrow}}
-\newcommand{\isasymge}{\isamath{\ge}}
-\newcommand{\isasympropto}{\isamath{\propto}}
-\newcommand{\isasympartial}{\isamath{\partial}}
-\newcommand{\isasymdots}{\isamath{\dots}}
-\newcommand{\isasymaleph}{\isamath{\aleph}}
-\newcommand{\isasymIm}{\isamath{\Im}}
-\newcommand{\isasymRe}{\isamath{\Re}}
+\newcommand{\isasymdegree}{\isatext{\rm\textdegree}}  %requires latin1
 \newcommand{\isasymwp}{\isamath{\wp}}
-\newcommand{\isasymemptyset}{\isamath{\emptyset}}
-\newcommand{\isasymangle}{\isamath{\angle}}
-\newcommand{\isasymnabla}{\isamath{\nabla}}
-\newcommand{\isasymProd}{\isamath{\prod\,}}
-\newcommand{\isasymLeftrightarrow}{\isamath{\Leftrightarrow}}
-\newcommand{\isasymUparrow}{\isamath{\Uparrow}}
-\newcommand{\isasymDownarrow}{\isamath{\Downarrow}}
-\newcommand{\isasymlozenge}{\isamath{\lozenge}}  %requires amssym
-\newcommand{\isasymlangle}{\isamath{\langle}}
-\newcommand{\isasymrangle}{\isamath{\rangle}}
-\newcommand{\isasymSum}{\isamath{\sum\,}}
-\newcommand{\isasymintegral}{\isamath{\int\,}}
-\newcommand{\isasymdagger}{\isamath{\dagger}}
-\newcommand{\isasymsharp}{\isamath{\sharp}}
-\newcommand{\isasymstar}{\isamath{\star}}
-\newcommand{\isasymtriangleright}{\isamath{\triangleright}}
-\newcommand{\isasymlhd}{\isamath{\lhd}}
-\newcommand{\isasymtriangle}{\isamath{\triangle}}
-\newcommand{\isasymrhd}{\isamath{\rhd}}
-\newcommand{\isasymunlhd}{\isamath{\unlhd}}
-\newcommand{\isasymunrhd}{\isamath{\unrhd}}
-\newcommand{\isasymtriangleleft}{\isamath{\triangleleft}}
-\newcommand{\isasymnatural}{\isamath{\natural}}
-\newcommand{\isasymflat}{\isamath{\flat}}
 \newcommand{\isasymamalg}{\isamath{\amalg}}
 \newcommand{\isasymmho}{\isamath{\mho}}  %requires latexsym
-\newcommand{\isasymupdownarrow}{\isamath{\updownarrow}}
-\newcommand{\isasymlongmapsto}{\isamath{\longmapsto}}
-\newcommand{\isasymUpdownarrow}{\isamath{\Updownarrow}}
-\newcommand{\isasymhookleftarrow}{\isamath{\hookleftarrow}}
-\newcommand{\isasymhookrightarrow}{\isamath{\hookrightarrow}}
-\newcommand{\isasymrightleftharpoons}{\isamath{\rightleftharpoons}}
-\newcommand{\isasymleftharpoondown}{\isamath{\leftharpoondown}}
-\newcommand{\isasymrightharpoondown}{\isamath{\rightharpoondown}}
-\newcommand{\isasymleftharpoonup}{\isamath{\leftharpoonup}}
-\newcommand{\isasymrightharpoonup}{\isamath{\rightharpoonup}}
-\newcommand{\isasymasymp}{\isamath{\asymp}}
-\newcommand{\isasymminusplus}{\isamath{\mp}}
-\newcommand{\isasymbowtie}{\isamath{\bowtie}}
-\newcommand{\isasymcdots}{\isamath{\cdots}}
-\newcommand{\isasymodot}{\isamath{\odot}}
-\newcommand{\isasymsupset}{\isamath{\supset}}
-\newcommand{\isasymsupseteq}{\isamath{\supseteq}}
-\newcommand{\isasymsqsupset}{\isamath{\sqsupset}}  %requires latexsym
-\newcommand{\isasymsqsupseteq}{\isamath{\sqsupseteq}}
-\newcommand{\isasymll}{\isamath{\ll}}
-\newcommand{\isasymgg}{\isamath{\gg}}
-\newcommand{\isasymuplus}{\isamath{\uplus}}
-\newcommand{\isasymsmile}{\isamath{\smile}}
-\newcommand{\isasymsucceq}{\isamath{\succeq}}
-\newcommand{\isasymstileturn}{\isamath{\dashv}}
-\newcommand{\isasymOr}{\isamath{\bigvee}}
-\newcommand{\isasymbiguplus}{\isamath{\biguplus}}
-\newcommand{\isasymddagger}{\isamath{\ddagger}}
-\newcommand{\isasymJoin}{\isamath{\Join}}  %requires latexsym
-\newcommand{\isasymbool}{\isamath{\mathrm{I}\mkern-3.8mu\mathrm{B}}}
-\newcommand{\isasymcomplex}{\isamath{\mathrm{C}\mkern-15mu{\phantom{\mathrm{t}}\vrule}\mkern9mu}}
-\newcommand{\isasymnat}{\isamath{\mathrm{I}\mkern-3.8mu\mathrm{N}}}
-\newcommand{\isasymrat}{\isamath{\mathrm{Q}\mkern-16mu{\phantom{\mathrm{t}}\vrule}\mkern10mu}}
-\newcommand{\isasymreal}{\isamath{\mathrm{I}\mkern-3.8mu\mathrm{R}}}
-\newcommand{\isasymint}{\isamath{\mathsf{Z}\mkern-7.5mu\mathsf{Z}}}
-\newcommand{\isasymlesssim}{\isamath{\lesssim}}  %requires amssymb
-\newcommand{\isasymgreatersim}{\isamath{\gtrsim}}  %requires amssymb
-\newcommand{\isasymlessapprox}{\isamath{\lessapprox}}  %requires amssymb
-\newcommand{\isasymgreaterapprox}{\isamath{\gtrapprox}}  %requires amssymb
-\newcommand{\isasymtriangleq}{\isamath{\triangleq}}  %requires amssymb
-\newcommand{\isasymlparr}{\isamath{\mathopen{(\mkern-3mu\mid}}}
-\newcommand{\isasymrparr}{\isamath{\mathclose{\mid\mkern-3mu)}}}
+\newcommand{\isasymlozenge}{\isamath{\lozenge}}  %requires amssym
+\newcommand{\isasymspacespace}{\isamath{~~}}