\(\newcommand{\footnotename}{footnote}\) \(\def \LWRfootnote {1}\) \(\newcommand {\footnote }[2][\LWRfootnote ]{{}^{\mathrm {#1}}}\) \(\newcommand {\footnotemark }[1][\LWRfootnote ]{{}^{\mathrm {#1}}}\) \(\let \LWRorighspace \hspace \) \(\renewcommand {\hspace }{\ifstar \LWRorighspace \LWRorighspace }\) \(\newcommand {\TextOrMath }[2]{#2}\) \(\newcommand {\mathnormal }[1]{{#1}}\) \(\newcommand \ensuremath [1]{#1}\) \(\newcommand {\LWRframebox }[2][]{\fbox {#2}} \newcommand {\framebox }[1][]{\LWRframebox } \) \(\newcommand {\setlength }[2]{}\) \(\newcommand {\addtolength }[2]{}\) \(\newcommand {\setcounter }[2]{}\) \(\newcommand {\addtocounter }[2]{}\) \(\newcommand {\arabic }[1]{}\) \(\newcommand {\number }[1]{}\) \(\newcommand {\noalign }[1]{\text {#1}\notag \\}\) \(\newcommand {\cline }[1]{}\) \(\newcommand {\directlua }[1]{\text {(directlua)}}\) \(\newcommand {\luatexdirectlua }[1]{\text {(directlua)}}\) \(\newcommand {\protect }{}\) \(\def \LWRabsorbnumber #1 {}\) \(\def \LWRabsorbquotenumber "#1 {}\) \(\newcommand {\LWRabsorboption }[1][]{}\) \(\newcommand {\LWRabsorbtwooptions }[1][]{\LWRabsorboption }\) \(\def \mathchar {\ifnextchar "\LWRabsorbquotenumber \LWRabsorbnumber }\) \(\def \mathcode #1={\mathchar }\) \(\let \delcode \mathcode \) \(\let \delimiter \mathchar \) \(\def \oe {\unicode {x0153}}\) \(\def \OE {\unicode {x0152}}\) \(\def \ae {\unicode {x00E6}}\) \(\def \AE {\unicode {x00C6}}\) \(\def \aa {\unicode {x00E5}}\) \(\def \AA {\unicode {x00C5}}\) \(\def \o {\unicode {x00F8}}\) \(\def \O {\unicode {x00D8}}\) \(\def \l {\unicode {x0142}}\) \(\def \L {\unicode {x0141}}\) \(\def \ss {\unicode {x00DF}}\) \(\def \SS {\unicode {x1E9E}}\) \(\def \dag {\unicode {x2020}}\) \(\def \ddag {\unicode {x2021}}\) \(\def \P {\unicode {x00B6}}\) \(\def \copyright {\unicode {x00A9}}\) \(\def \pounds {\unicode {x00A3}}\) \(\let \LWRref \ref \) \(\renewcommand {\ref }{\ifstar \LWRref \LWRref }\) \( \newcommand {\multicolumn }[3]{#3}\) \(\require {textcomp}\) \(\newcommand {\intertext }[1]{\text {#1}\notag \\}\) \(\let \Hat \hat \) \(\let \Check \check \) \(\let \Tilde \tilde \) \(\let \Acute \acute \) \(\let \Grave \grave \) \(\let \Dot \dot \) \(\let \Ddot \ddot \) \(\let \Breve \breve \) \(\let \Bar \bar \) \(\let \Vec \vec \) \( \def \arccos {\mathop {\operator@font arc\,cos}\nolimits } \def \arcsin {\mathop {\operator@font arc\,sen}\nolimits } \def \arctan {\mathop {\operator@font arc\,tan}\nolimits } \let \rm@phi \phi \let \phi \varphi \def \nphi {\rm@phi } \def \epsilon {\varepsilon } \def \dint {{\displaystyle \int }} \newcommand {\Implies }{\ensuremath {\Rightarrow }} \newcommand {\Iff }{\ensuremath {\Leftrightarrow }} \renewcommand {\emptyset }{\varnothing } \newcommand {\st }{\mid } \newcommand {\Pw }[1]{\mathop {\powersetsym \kern -0.3ex}\left (#1\right )} \newcommand {\Ppw }[1]{\mathop {\powersetsym \powersetsym \kern -0.3ex}\left (#1\right )} \newcommand {\powersetsym }{\EuScript {P}} \let \rm@psubset \subset \renewcommand {\subset }{\subseteq } \newcommand {\psubset }{\subsetneq } \newcommand {\cardleq }{\preccurlyeq } \newcommand {\fto }{\rightarrow } \newcommand {\mto }{\mapsto } \newcommand {\To }{\rightarrow } \newcommand {\MapsTo }{\mapsto } \newcommand {\Cx }{\mathbb {C}} \newcommand {\R }{\mathbb {R}} \newcommand {\N }{\mathbb {N}} \newcommand {\Ns }{\mathbb {N}^*} \newcommand {\Z }{\mathbb {Z}} \newcommand {\Q }{\mathbb {Q}} \newcommand {\K }{\mathbb {K}} \newcommand {\vv }[1]{\boldsymbol {#1}} \newcommand {\Abs }[1]{\left \lvert #1\right \rvert } \newcommand {\norm }[1]{\left \|#1\right \|} \newcommand {\pnorm }[1]{\left \|#1\right \|_p} \newcommand {\supnorm }[1]{\left \|#1\right \|_\infty } \newcommand {\innerprod }[1]{\left \langle #1\right \rangle } \newcommand {\Ceil }[1]{\left \lceil #1\right \rceil } \newcommand {\Floor }[1]{\left \lfloor #1\right \rfloor } \newcommand {\Conj }[1]{\overline {#1}} \newcommand {\arccot }{\mathop {\operator@font arc\,cot}\nolimits } \newcommand {\arcsec }{\mathop {\operator@font arc\,sec}\nolimits } \newcommand {\arccsc }{\mathop {\operator@font arc\,csc}\nolimits } \renewcommand {\arg }{\mathop {\operator@font arg}\nolimits } \newcommand {\mcd }[1]{\mathop {\mathrm {mcd}}\nolimits \left ( #1 \right )} \newcommand {\mcm }[1]{\mathop {\mathrm {mcm}}\nolimits \left ( #1 \right )} \renewcommand {\ker }{\mathop {\operator@font ker}\nolimits } \newcommand {\grad }{\mathop {\operator@font grad}\nolimits } \newcommand {\dom }{\mathop {\operator@font dom}\nolimits } \newcommand {\rng }{\mathop {\operator@font ran}\nolimits } \newcommand {\diam }{\mathop {\operator@font diam}\nolimits } \newcommand {\Obj }{\mathop {\operator@font obj}\nolimits } \newcommand {\Hom }{\mathop {\operator@font hom}\nolimits } \newcommand {\End }{\mathop {\operator@font end}\nolimits } \newcommand {\Aut }[1]{\mathop {\operator@font {aut}}\nolimits (#1)} \newcommand {\Inn }[1]{\mathop {\operator@font {int}}\nolimits (#1)} \newcommand {\Deg }{\mathop {\operator@font {grad}}\nolimits } \newcommand {\Img }{\mathop {\operator@font im}\nolimits } \newcommand {\Id }[1]{\mathop {\operator@font id}\nolimits _{#1}} \newcommand {\Sgn }{\mathop {\operator@font {sgn}}\nolimits } \newcommand {\sgn }{\mathop {\operator@font {sgn}}\nolimits } \newcommand {\res }{\mathop {\operator@font m\acute {o}d}\nolimits } \newcommand {\Char }{\mathop {\operator@font {car}}\nolimits } \newcommand {\allowbreak }{} \)