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<!-- Common Lisp HyperSpec (TM), version 7.0 generated by Kent M. Pitman on Mon, 11-Apr-2005 2:31am EDT -->
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<TITLE>CLHS: Glossary-Section A</TITLE>
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<H1><A REV=MADE HREF="http://www.lispworks.com/"><IMG WIDTH=80 HEIGHT=65 ALT="[LISPWORKS]" SRC="../Graphics/LWSmall.gif" ALIGN=Bottom></A><A REL=TOP HREF="../Front/index.htm"><IMG WIDTH=237 HEIGHT=65 ALT="[Common Lisp HyperSpec (TM)]" SRC="../Graphics/CLHS_Sm.gif" ALIGN=Bottom></A> <A REL=PREV HREF="26_glo_9.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Previous]" SRC="../Graphics/Prev.gif" ALIGN=Bottom></A><A REL=UP HREF="26_a.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Up]" SRC="../Graphics/Up.gif" ALIGN=Bottom></A><A REL=NEXT HREF="26_glo_b.htm"><IMG WIDTH=40 HEIGHT=40 ALT="[Next]" SRC="../Graphics/Next.gif" ALIGN=Bottom></A></H1>
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<B>A</B> <P>
<P><A NAME="absolute"><B>absolute</B></A> <I>adj.</I> 1. (of a <A REL=DEFINITION HREF="26_glo_t.htm#time"><I>time</I></A>) representing a specific point in time. 2. (of a <A REL=DEFINITION HREF="26_glo_p.htm#pathname"><I>pathname</I></A>) representing a specific position in a directory hierarchy. See <A REL=DEFINITION HREF="26_glo_r.htm#relative"><I>relative</I></A>. <P>
<P><A NAME="access"><B>access</B></A> <I>n.</I>, <I>v.t.</I> 1. <I>v.t.</I> (a <A REL=DEFINITION HREF="26_glo_p.htm#place"><I>place</I></A>, or <A REL=DEFINITION HREF="#array"><I>array</I></A>) to <A REL=DEFINITION HREF="26_glo_r.htm#read"><I>read</I></A>[1] or <A REL=DEFINITION HREF="26_glo_w.htm#write"><I>write</I></A>[1] the <A REL=DEFINITION HREF="26_glo_v.htm#value"><I>value</I></A> of the <A REL=DEFINITION HREF="26_glo_p.htm#place"><I>place</I></A> or an <A REL=DEFINITION HREF="26_glo_e.htm#element"><I>element</I></A> of the <A REL=DEFINITION HREF="#array"><I>array</I></A>. 2. <I>n.</I> (of a <A REL=DEFINITION HREF="26_glo_p.htm#place"><I>place</I></A>) an attempt to <A REL=DEFINITION HREF="#access"><I>access</I></A>[1] the <A REL=DEFINITION HREF="26_glo_v.htm#value"><I>value</I></A> of the <A REL=DEFINITION HREF="26_glo_p.htm#place"><I>place</I></A>. <P>
<P><A NAME="accessibility"><B>accessibility</B></A> <I>n.</I> the state of being <A REL=DEFINITION HREF="#accessible"><I>accessible</I></A>. <P>
<P><A NAME="accessible"><B>accessible</B></A> <I>adj.</I> 1. (of an <A REL=DEFINITION HREF="26_glo_o.htm#object"><I>object</I></A>) capable of being <I>referenced</I>. 2. (of <A REL=DEFINITION HREF="26_glo_s.htm#shared_slot"><I>shared slots</I></A> or <A REL=DEFINITION HREF="26_glo_l.htm#local_slot"><I>local slots</I></A> in an <A REL=DEFINITION HREF="26_glo_i.htm#instance"><I>instance</I></A> of a <A REL=DEFINITION HREF="26_glo_c.htm#class"><I>class</I></A>) having been defined by the <A REL=DEFINITION HREF="26_glo_c.htm#class"><I>class</I></A> of the <A REL=DEFINITION HREF="26_glo_i.htm#instance"><I>instance</I></A> or <I>inherited</I> from a <A REL=DEFINITION HREF="26_glo_s.htm#superclass"><I>superclass</I></A> of that <A REL=DEFINITION HREF="26_glo_c.htm#class"><I>class</I></A>. 3. (of a <A REL=DEFINITION HREF="26_glo_s.htm#symbol"><I>symbol</I></A> in a <A REL=DEFINITION HREF="26_glo_p.htm#package"><I>package</I></A>) capable of being <I>referenced</I> without a <A REL=DEFINITION HREF="26_glo_p.htm#package_prefix"><I>package prefix</I></A> when that <A REL=DEFINITION HREF="26_glo_p.htm#package"><I>package</I></A> is current, regardless of whether the <A REL=DEFINITION HREF="26_glo_s.htm#symbol"><I>symbol</I></A> is <A REL=DEFINITION HREF="26_glo_p.htm#present"><I>present</I></A> in that <A REL=DEFINITION HREF="26_glo_p.htm#package"><I>package</I></A> or is <I>inherited</I>. <P>
<P><A NAME="accessor"><B>accessor</B></A> <I>n.</I> an <A REL=DEFINITION HREF="26_glo_o.htm#operator"><I>operator</I></A> that performs an <A REL=DEFINITION HREF="#access"><I>access</I></A>. See <A REL=DEFINITION HREF="26_glo_r.htm#reader"><I>reader</I></A> and <A REL=DEFINITION HREF="26_glo_w.htm#writer"><I>writer</I></A>. <P>
<P><A NAME="active"><B>active</B></A> <I>adj.</I> 1. (of a <A REL=DEFINITION HREF="26_glo_h.htm#handler"><I>handler</I></A>, a <A REL=DEFINITION HREF="26_glo_r.htm#restart"><I>restart</I></A>, or a <A REL=DEFINITION HREF="26_glo_c.htm#catch_tag"><I>catch tag</I></A>) having been <I>established</I> but not yet <I>disestablished</I>. 2. (of an <A REL=DEFINITION HREF="26_glo_e.htm#element"><I>element</I></A> of an <A REL=DEFINITION HREF="#array"><I>array</I></A>) having an index that is greater than or equal to zero, but less than the <A REL=DEFINITION HREF="26_glo_f.htm#fill_pointer"><I>fill pointer</I></A> (if any). For an <A REL=DEFINITION HREF="#array"><I>array</I></A> that has no <A REL=DEFINITION HREF="26_glo_f.htm#fill_pointer"><I>fill pointer</I></A>, all <A REL=DEFINITION HREF="26_glo_e.htm#element"><I>elements</I></A> are considered <A REL=DEFINITION HREF="#active"><I>active</I></A>. <P>
<P><A NAME="actual_adjustability"><B>actual adjustability</B></A> <I>n.</I> (of an <A REL=DEFINITION HREF="#array"><I>array</I></A>) a <A REL=DEFINITION HREF="26_glo_g.htm#generalized_boolean"><I>generalized boolean</I></A> that is associated with the <A REL=DEFINITION HREF="#array"><I>array</I></A>, representing whether the <A REL=DEFINITION HREF="#array"><I>array</I></A> is <A REL=DEFINITION HREF="#actually_adjustable"><I>actually adjustable</I></A>. See also <A REL=DEFINITION HREF="26_glo_e.htm#expressed_adjustability"><I>expressed adjustability</I></A> and <A REL=DEFINITION HREF="f_adju_1.htm#adjustable-array-p"><B>adjustable-array-p</B></A>. <P>
<P><A NAME="actual_argument"><B>actual argument</B></A> <I>n.</I> <I>Trad.</I> an <A REL=DEFINITION HREF="#argument"><I>argument</I></A>. <P>
<P><A NAME="actual_array_element_type"><B>actual array element type</B></A> <I>n.</I> (of an <A REL=DEFINITION HREF="#array"><I>array</I></A>) the <A REL=DEFINITION HREF="26_glo_t.htm#type"><I>type</I></A> for which the <A REL=DEFINITION HREF="#array"><I>array</I></A> is actually specialized, which is the <A REL=DEFINITION HREF="26_glo_u.htm#upgraded_array_element_type"><I>upgraded array element type</I></A> of the <A REL=DEFINITION HREF="26_glo_e.htm#expressed_array_element_type"><I>expressed array element type</I></A> of the <A REL=DEFINITION HREF="#array"><I>array</I></A>. See the <A REL=DEFINITION HREF="26_glo_f.htm#function"><I>function</I></A> <A REL=DEFINITION HREF="f_ar_ele.htm#array-element-type"><B>array-element-type</B></A>. <P>
<P><A NAME="actual_complex_part_type"><B>actual complex part type</B></A> <I>n.</I> (of a <A REL=DEFINITION HREF="26_glo_c.htm#complex"><I>complex</I></A>) the <A REL=DEFINITION HREF="26_glo_t.htm#type"><I>type</I></A> in which the real and imaginary parts of the <A REL=DEFINITION HREF="26_glo_c.htm#complex"><I>complex</I></A> are actually represented, which is the <A REL=DEFINITION HREF="26_glo_u.htm#upgraded_complex_part_type"><I>upgraded complex part type</I></A> of the <A REL=DEFINITION HREF="26_glo_e.htm#expressed_complex_part_type"><I>expressed complex part type</I></A> of the <A REL=DEFINITION HREF="26_glo_c.htm#complex"><I>complex</I></A>. <P>
<P><A NAME="actual_parameter"><B>actual parameter</B></A> <I>n.</I> <I>Trad.</I> an <A REL=DEFINITION HREF="#argument"><I>argument</I></A>. <P>
<P><A NAME="actually_adjustable"><B>actually adjustable</B></A> <I>adj.</I> (of an <A REL=DEFINITION HREF="#array"><I>array</I></A>) such that <A REL=DEFINITION HREF="f_adjust.htm#adjust-array"><B>adjust-array</B></A> can adjust its characteristics by direct modification. A <A REL=DEFINITION HREF="26_glo_c.htm#conforming_program"><I>conforming program</I></A> may depend on an <A REL=DEFINITION HREF="#array"><I>array</I></A> being <A REL=DEFINITION HREF="#actually_adjustable"><I>actually adjustable</I></A> only if either that <A REL=DEFINITION HREF="#array"><I>array</I></A> is known to have been <A REL=DEFINITION HREF="26_glo_e.htm#expressly_adjustable"><I>expressly adjustable</I></A> or if that <A REL=DEFINITION HREF="#array"><I>array</I></A> has been explicitly tested by <A REL=DEFINITION HREF="f_adju_1.htm#adjustable-array-p"><B>adjustable-array-p</B></A>. <P>
<P><A NAME="adjustability"><B>adjustability</B></A> <I>n.</I> (of an <A REL=DEFINITION HREF="#array"><I>array</I></A>) 1. <A REL=DEFINITION HREF="26_glo_e.htm#expressed_adjustability"><I>expressed adjustability</I></A>. 2. <A REL=DEFINITION HREF="#actual_adjustability"><I>actual adjustability</I></A>. <P>
<P><A NAME="adjustable"><B>adjustable</B></A> <I>adj.</I> (of an <A REL=DEFINITION HREF="#array"><I>array</I></A>) 1. <A REL=DEFINITION HREF="26_glo_e.htm#expressly_adjustable"><I>expressly adjustable</I></A>. 2. <A REL=DEFINITION HREF="#actually_adjustable"><I>actually adjustable</I></A>. <P>
<P><A NAME="after_method"><B>after method</B></A> <I>n.</I> a <A REL=DEFINITION HREF="26_glo_m.htm#method"><I>method</I></A> having the <A REL=DEFINITION HREF="26_glo_q.htm#qualifier"><I>qualifier</I></A> <TT>:after</TT>. <P>
<P><A NAME="alist"><B>alist</B></A> ['ay,list], <I>n.</I> an <A REL=DEFINITION HREF="#association_list"><I>association list</I></A>. <P>
<P><A NAME="alphabetic"><B>alphabetic</B></A> <I>n.</I>, <I>adj.</I> 1. <I>adj.</I> (of a <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>character</I></A>) being one of the <A REL=DEFINITION HREF="26_glo_s.htm#standard_character"><I>standard characters</I></A> <TT>A</TT> through <TT>Z</TT> or <TT>a</TT> through <TT>z</TT>, or being any <A REL=DEFINITION HREF="26_glo_i.htm#implementation-defined"><I>implementation-defined</I></A> character that has <A REL=DEFINITION HREF="26_glo_c.htm#case"><I>case</I></A>, or being some other <A REL=DEFINITION HREF="26_glo_g.htm#graphic"><I>graphic</I></A> <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>character</I></A> defined by the <A REL=DEFINITION HREF="26_glo_i.htm#implementation"><I>implementation</I></A> to be <A REL=DEFINITION HREF="#alphabetic"><I>alphabetic</I></A>[1]. 2. a. <I>n.</I> one of several possible <A REL=DEFINITION HREF="26_glo_c.htm#constituent_trait"><I>constituent traits</I></A> of a <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>character</I></A>. For details, see <A REL=CHILD HREF="02_ada.htm">Section 2.1.4.1 (Constituent Characters)</A> and <A REL=CHILD HREF="02_b.htm">Section 2.2 (Reader Algorithm)</A>. b. <I>adj.</I> (of a <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>character</I></A>) being a <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>character</I></A> that has <A REL=DEFINITION HREF="26_glo_s.htm#syntax_type"><I>syntax type</I></A> <A REL=DEFINITION HREF="26_glo_c.htm#constituent"><I>constituent</I></A> in the <A REL=DEFINITION HREF="26_glo_c.htm#current_readtable"><I>current readtable</I></A> and that has the <A REL=DEFINITION HREF="26_glo_c.htm#constituent_trait"><I>constituent trait</I></A> <A REL=DEFINITION HREF="#alphabetic"><I>alphabetic</I></A>[2a]. See <A REL=DEFINITION HREF="02_adb.htm#constituenttraitsofstdchars">Figure 2-8</A>. <P>
<P><A NAME="alphanumeric"><B>alphanumeric</B></A> <I>adj.</I> (of a <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>character</I></A>) being either an <A REL=DEFINITION HREF="#alphabetic"><I>alphabetic</I></A>[1] <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>character</I></A> or a <A REL=DEFINITION HREF="26_glo_n.htm#numeric"><I>numeric</I></A> character. <P>
<P><A NAME="ampersand"><B>ampersand</B></A> <I>n.</I> the <A REL=DEFINITION HREF="26_glo_s.htm#standard_character"><I>standard character</I></A> that is called ``ampersand'' (<TT>&amp;</TT>). See <A REL=DEFINITION HREF="02_ac.htm#stdcharsthree">Figure 2-5</A>. <P>
<P><A NAME="anonymous"><B>anonymous</B></A> <I>adj.</I> 1. (of a <A REL=DEFINITION HREF="26_glo_c.htm#class"><I>class</I></A> or <A REL=DEFINITION HREF="26_glo_f.htm#function"><I>function</I></A>) having no <A REL=DEFINITION HREF="26_glo_n.htm#name"><I>name</I></A> 2. (of a <A REL=DEFINITION HREF="26_glo_r.htm#restart"><I>restart</I></A>) having a <A REL=DEFINITION HREF="26_glo_n.htm#name"><I>name</I></A> of <A REL=DEFINITION HREF="a_nil.htm#nil"><B>nil</B></A>. <P>
<P><A NAME="apparently_uninterned"><B>apparently uninterned</B></A> <I>adj.</I> having a <A REL=DEFINITION HREF="26_glo_h.htm#home_package"><I>home package</I></A> of <A REL=DEFINITION HREF="a_nil.htm#nil"><B>nil</B></A>. (An <A REL=DEFINITION HREF="#apparently_uninterned"><I>apparently uninterned</I></A> <A REL=DEFINITION HREF="26_glo_s.htm#symbol"><I>symbol</I></A> might or might not be an <A REL=DEFINITION HREF="26_glo_u.htm#uninterned"><I>uninterned</I></A> <A REL=DEFINITION HREF="26_glo_s.htm#symbol"><I>symbol</I></A>. <A REL=DEFINITION HREF="26_glo_u.htm#uninterned"><I>Uninterned</I></A> <A REL=DEFINITION HREF="26_glo_s.htm#symbol"><I>symbols</I></A> have a <A REL=DEFINITION HREF="26_glo_h.htm#home_package"><I>home package</I></A> of <A REL=DEFINITION HREF="a_nil.htm#nil"><B>nil</B></A>, but <A REL=DEFINITION HREF="26_glo_s.htm#symbol"><I>symbols</I></A> which have been <A REL=DEFINITION HREF="26_glo_u.htm#uninterned"><I>uninterned</I></A> from their <A REL=DEFINITION HREF="26_glo_h.htm#home_package"><I>home package</I></A> also have a <A REL=DEFINITION HREF="26_glo_h.htm#home_package"><I>home package</I></A> of <A REL=DEFINITION HREF="a_nil.htm#nil"><B>nil</B></A>, even though they might still be <A REL=DEFINITION HREF="26_glo_i.htm#interned"><I>interned</I></A> in some other <A REL=DEFINITION HREF="26_glo_p.htm#package"><I>package</I></A>.) <P>
<P><A NAME="applicable"><B>applicable</B></A> <I>adj.</I> 1. (of a <A REL=DEFINITION HREF="26_glo_h.htm#handler"><I>handler</I></A>) being an <A REL=DEFINITION HREF="#applicable_handler"><I>applicable handler</I></A>. 2. (of a <A REL=DEFINITION HREF="26_glo_m.htm#method"><I>method</I></A>) being an <A REL=DEFINITION HREF="#applicable_method"><I>applicable method</I></A>. 3. (of a <A REL=DEFINITION HREF="26_glo_r.htm#restart"><I>restart</I></A>) being an <A REL=DEFINITION HREF="#applicable_restart"><I>applicable restart</I></A>. <P>
<P><A NAME="applicable_handler"><B>applicable handler</B></A> <I>n.</I> (for a <A REL=DEFINITION HREF="26_glo_c.htm#condition"><I>condition</I></A> being <I>signaled</I>) an <A REL=DEFINITION HREF="#active"><I>active</I></A> <A REL=DEFINITION HREF="26_glo_h.htm#handler"><I>handler</I></A> for which the associated type contains the <A REL=DEFINITION HREF="26_glo_c.htm#condition"><I>condition</I></A>. <P>
<P><A NAME="applicable_method"><B>applicable method</B></A> <I>n.</I> (of a <A REL=DEFINITION HREF="26_glo_g.htm#generic_function"><I>generic function</I></A> called with <A REL=DEFINITION HREF="#argument"><I>arguments</I></A>) a <A REL=DEFINITION HREF="26_glo_m.htm#method"><I>method</I></A> of the <A REL=DEFINITION HREF="26_glo_g.htm#generic_function"><I>generic function</I></A> for which the <A REL=DEFINITION HREF="#argument"><I>arguments</I></A> satisfy the <A REL=DEFINITION HREF="26_glo_p.htm#parameter_specializer"><I>parameter specializers</I></A> of that <A REL=DEFINITION HREF="26_glo_m.htm#method"><I>method</I></A>. See <A REL=CHILD HREF="07_ffaa.htm">Section 7.6.6.1.1 (Selecting the Applicable Methods)</A>. <P>
<P><A NAME="applicable_restart"><B>applicable restart</B></A> <I>n.</I> 1. (for a <A REL=DEFINITION HREF="26_glo_c.htm#condition"><I>condition</I></A>) an <A REL=DEFINITION HREF="#active"><I>active</I></A> <A REL=DEFINITION HREF="26_glo_h.htm#handler"><I>handler</I></A> for which the associated test returns <A REL=DEFINITION HREF="26_glo_t.htm#true"><I>true</I></A> when given the <A REL=DEFINITION HREF="26_glo_c.htm#condition"><I>condition</I></A> as an argument. 2. (for no particular <A REL=DEFINITION HREF="26_glo_c.htm#condition"><I>condition</I></A>) an <A REL=DEFINITION HREF="#active"><I>active</I></A> <A REL=DEFINITION HREF="26_glo_h.htm#handler"><I>handler</I></A> for which the associated test returns <A REL=DEFINITION HREF="26_glo_t.htm#true"><I>true</I></A> when given <A REL=DEFINITION HREF="a_nil.htm#nil"><B>nil</B></A> as an argument. <P>
<P><A NAME="apply"><B>apply</B></A> <I>v.t.</I> (a <A REL=DEFINITION HREF="26_glo_f.htm#function"><I>function</I></A> to a <A REL=DEFINITION HREF="26_glo_l.htm#list"><I>list</I></A>) to <A REL=DEFINITION HREF="26_glo_c.htm#call"><I>call</I></A> the <A REL=DEFINITION HREF="26_glo_f.htm#function"><I>function</I></A> with arguments that are the <A REL=DEFINITION HREF="26_glo_e.htm#element"><I>elements</I></A> of the <A REL=DEFINITION HREF="26_glo_l.htm#list"><I>list</I></A>. ``Applying the function <A REL=DEFINITION HREF="f_pl.htm#PL"><B>+</B></A> to a list of integers returns the sum of the elements of that list.'' <P>
<P><A NAME="argument"><B>argument</B></A> <I>n.</I> 1. (of a <A REL=DEFINITION HREF="26_glo_f.htm#function"><I>function</I></A>) an <A REL=DEFINITION HREF="26_glo_o.htm#object"><I>object</I></A> which is offered as data to the <A REL=DEFINITION HREF="26_glo_f.htm#function"><I>function</I></A> when it is <I>called</I>. 2. (of a <A REL=DEFINITION HREF="26_glo_f.htm#format_control"><I>format control</I></A>) a <A REL=DEFINITION HREF="26_glo_f.htm#format_argument"><I>format argument</I></A>. <P>
<P><A NAME="argument_evaluation_order"><B>argument evaluation order</B></A> <I>n.</I> the order in which <A REL=DEFINITION HREF="#argument"><I>arguments</I></A> are evaluated in a function call. ``The argument evaluation order for Common Lisp is left to right.'' See <A REL=CHILD HREF="03_a.htm">Section 3.1 (Evaluation)</A>. <P>
<P><A NAME="argument_precedence_order"><B>argument precedence order</B></A> <I>n.</I> the order in which the <A REL=DEFINITION HREF="#argument"><I>arguments</I></A> to a <A REL=DEFINITION HREF="26_glo_g.htm#generic_function"><I>generic function</I></A> are considered when sorting the <A REL=DEFINITION HREF="#applicable_method"><I>applicable methods</I></A> into precedence order. <P>
<P><A NAME="around_method"><B>around method</B></A> <I>n.</I> a <A REL=DEFINITION HREF="26_glo_m.htm#method"><I>method</I></A> having the <A REL=DEFINITION HREF="26_glo_q.htm#qualifier"><I>qualifier</I></A> <TT>:around</TT>. <P>
<P><A NAME="array"><B>array</B></A> <I>n.</I> an <A REL=DEFINITION HREF="26_glo_o.htm#object"><I>object</I></A> of <A REL=DEFINITION HREF="26_glo_t.htm#type"><I>type</I></A> <A REL=DEFINITION HREF="t_array.htm#array"><B>array</B></A>, which serves as a container for other <A REL=DEFINITION HREF="26_glo_o.htm#object"><I>objects</I></A> arranged in a Cartesian coordinate system. <P>
<P><A NAME="array_element_type"><B>array element type</B></A> <I>n.</I> (of an <A REL=DEFINITION HREF="#array"><I>array</I></A>) 1. a <A REL=DEFINITION HREF="26_glo_t.htm#type"><I>type</I></A> associated with the <A REL=DEFINITION HREF="#array"><I>array</I></A>, and of which all <A REL=DEFINITION HREF="26_glo_e.htm#element"><I>elements</I></A> of the <A REL=DEFINITION HREF="#array"><I>array</I></A> are constrained to be members. 2. the <A REL=DEFINITION HREF="#actual_array_element_type"><I>actual array element type</I></A> of the <A REL=DEFINITION HREF="#array"><I>array</I></A>. 3. the <A REL=DEFINITION HREF="26_glo_e.htm#expressed_array_element_type"><I>expressed array element type</I></A> of the <A REL=DEFINITION HREF="#array"><I>array</I></A>. <P>
<P><A NAME="array_total_size"><B>array total size</B></A> <I>n.</I> the total number of <A REL=DEFINITION HREF="26_glo_e.htm#element"><I>elements</I></A> in an <A REL=DEFINITION HREF="#array"><I>array</I></A>, computed by taking the product of the <A REL=DEFINITION HREF="26_glo_d.htm#dimension"><I>dimensions</I></A> of the <A REL=DEFINITION HREF="#array"><I>array</I></A>. (The size of a zero-dimensional <A REL=DEFINITION HREF="#array"><I>array</I></A> is therefore one.) <P>
<P><A NAME="assign"><B>assign</B></A> <I>v.t.</I> (a <A REL=DEFINITION HREF="26_glo_v.htm#variable"><I>variable</I></A>) to change the <A REL=DEFINITION HREF="26_glo_v.htm#value"><I>value</I></A> of the <A REL=DEFINITION HREF="26_glo_v.htm#variable"><I>variable</I></A> in a <A REL=DEFINITION HREF="26_glo_b.htm#binding"><I>binding</I></A> that has already been <I>established</I>. See the <A REL=DEFINITION HREF="26_glo_s.htm#special_operator"><I>special operator</I></A> <A REL=DEFINITION HREF="s_setq.htm#setq"><B>setq</B></A>. <P>
<P><A NAME="association_list"><B>association list</B></A> <I>n.</I> a <A REL=DEFINITION HREF="26_glo_l.htm#list"><I>list</I></A> of <A REL=DEFINITION HREF="26_glo_c.htm#cons"><I>conses</I></A> representing an association of <A REL=DEFINITION HREF="26_glo_k.htm#key"><I>keys</I></A> with <A REL=DEFINITION HREF="26_glo_v.htm#value"><I>values</I></A>, where the <A REL=DEFINITION HREF="26_glo_c.htm#car"><I>car</I></A> of each <A REL=DEFINITION HREF="26_glo_c.htm#cons"><I>cons</I></A> is the <A REL=DEFINITION HREF="26_glo_k.htm#key"><I>key</I></A> and the <A REL=DEFINITION HREF="26_glo_c.htm#cdr"><I>cdr</I></A> is the <A REL=DEFINITION HREF="26_glo_v.htm#value"><I>value</I></A> associated with that <A REL=DEFINITION HREF="26_glo_k.htm#key"><I>key</I></A>. <P>
<P><A NAME="asterisk"><B>asterisk</B></A> <I>n.</I> the <A REL=DEFINITION HREF="26_glo_s.htm#standard_character"><I>standard character</I></A> that is variously called ``asterisk'' or ``star'' (<TT>*</TT>). See <A REL=DEFINITION HREF="02_ac.htm#stdcharsthree">Figure 2-5</A>. <P>
<P><A NAME="at-sign"><B>at-sign</B></A> <I>n.</I> the <A REL=DEFINITION HREF="26_glo_s.htm#standard_character"><I>standard character</I></A> that is variously called ``commercial at'' or ``at sign'' (<TT>@</TT>). See <A REL=DEFINITION HREF="02_ac.htm#stdcharsthree">Figure 2-5</A>. <P>
<P><A NAME="atom"><B>atom</B></A> <I>n.</I> any <A REL=DEFINITION HREF="26_glo_o.htm#object"><I>object</I></A> that is not a <A REL=DEFINITION HREF="26_glo_c.htm#cons"><I>cons</I></A>. ``A vector is an atom.'' <P>
<P><A NAME="atomic"><B>atomic</B></A> <I>adj.</I> being an <A REL=DEFINITION HREF="#atom"><I>atom</I></A>. ``The number 3, the symbol <TT>foo</TT>, and <A REL=DEFINITION HREF="a_nil.htm#nil"><B>nil</B></A> are atomic.'' <P>
<P><A NAME="atomic_type_specifier"><B>atomic type specifier</B></A> <I>n.</I> a <A REL=DEFINITION HREF="26_glo_t.htm#type_specifier"><I>type specifier</I></A> that is <A REL=DEFINITION HREF="#atomic"><I>atomic</I></A>. For every <A REL=DEFINITION HREF="#atomic_type_specifier"><I>atomic type specifier</I></A>, <I>x</I>, there is an equivalent <A REL=DEFINITION HREF="26_glo_c.htm#compound_type_specifier"><I>compound type specifier</I></A> with no arguments supplied, <TT>(</TT><I>x</I><TT>)</TT>. <P>
<P><A NAME="attribute"><B>attribute</B></A> <I>n.</I> (of a <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>character</I></A>) a program-visible aspect of the <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>character</I></A>. The only <A REL=DEFINITION HREF="26_glo_s.htm#standardized"><I>standardized</I></A> <A REL=DEFINITION HREF="#attribute"><I>attribute</I></A> of a <A REL=DEFINITION HREF="26_glo_c.htm#character"><I>character</I></A> is its <A REL=DEFINITION HREF="26_glo_c.htm#code"><I>code</I></A>[2], but <A REL=DEFINITION HREF="26_glo_i.htm#implementation"><I>implementations</I></A> are permitted to have additional <A REL=DEFINITION HREF="26_glo_i.htm#implementation-defined"><I>implementation-defined</I></A> <A REL=DEFINITION HREF="#attribute"><I>attributes</I></A>. See <A REL=CHILD HREF="13_ac.htm">Section 13.1.3 (Character Attributes)</A>. ``An implementation that support fonts might make font information an attribute of a character, while others might represent font information separately from characters.'' <P>
<P><A NAME="aux_variable"><B>aux variable</B></A> <I>n.</I> a <A REL=DEFINITION HREF="26_glo_v.htm#variable"><I>variable</I></A> that occurs in the part of a <A REL=DEFINITION HREF="26_glo_l.htm#lambda_list"><I>lambda list</I></A> that was introduced by <TT>&amp;aux</TT>. Unlike all other <A REL=DEFINITION HREF="26_glo_v.htm#variable"><I>variables</I></A> introduced by a <I>lambda-list</I>, <A REL=DEFINITION HREF="#aux_variable"><I>aux variables</I></A> are not <A REL=DEFINITION HREF="26_glo_p.htm#parameter"><I>parameters</I></A>. <P>
<P><A NAME="auxiliary_method"><B>auxiliary method</B></A> <I>n.</I> a member of one of two sets of <A REL=DEFINITION HREF="26_glo_m.htm#method"><I>methods</I></A> (the set of <A REL=DEFINITION HREF="26_glo_p.htm#primary_method"><I>primary methods</I></A> is the other) that form an exhaustive partition of the set of <A REL=DEFINITION HREF="26_glo_m.htm#method"><I>methods</I></A> on the <A REL=DEFINITION HREF="26_glo_m.htm#method"><I>method</I></A>'s <A REL=DEFINITION HREF="26_glo_g.htm#generic_function"><I>generic function</I></A>. How these sets are determined is dependent on the <A REL=DEFINITION HREF="26_glo_m.htm#method_combination"><I>method combination</I></A> type; see <A REL=CHILD HREF="07_fb.htm">Section 7.6.2 (Introduction to Methods)</A>. <P>
<P><HR>The following <A REL=META HREF="../Front/X3J13Iss.htm">X3J13 cleanup issues</A>, <I>not part of the specification</I>, apply to this section:<P><UL><LI> <A REL=CHILD HREF="../Issues/iss170.htm">FORMAT-STRING-ARGUMENTS:SPECIFY</A><LI> <A REL=CHILD HREF="../Issues/iss076.htm">CONDITION-RESTARTS:PERMIT-ASSOCIATION</A><P></UL><HR>
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