[ratio.syn, ratio.si] Add the SI prefixes to the index of library names (#6008)

Author: marcmutz

source/meta.tex

@@ -2445,26 +2445,26 @@
     inline constexpr bool @\libglobal{ratio_greater_equal_v}@ = ratio_greater_equal<R1, R2>::value;
 
   // \ref{ratio.si}, convenience SI typedefs
-  using yocto = ratio<1, 1'000'000'000'000'000'000'000'000>;  // see below
-  using zepto = ratio<1,     1'000'000'000'000'000'000'000>;  // see below
-  using atto  = ratio<1,         1'000'000'000'000'000'000>;
-  using femto = ratio<1,             1'000'000'000'000'000>;
-  using pico  = ratio<1,                 1'000'000'000'000>;
-  using nano  = ratio<1,                     1'000'000'000>;
-  using micro = ratio<1,                         1'000'000>;
-  using milli = ratio<1,                             1'000>;
-  using centi = ratio<1,                               100>;
-  using deci  = ratio<1,                                10>;
-  using deca  = ratio<                               10, 1>;
-  using hecto = ratio<                              100, 1>;
-  using kilo  = ratio<                            1'000, 1>;
-  using mega  = ratio<                        1'000'000, 1>;
-  using giga  = ratio<                    1'000'000'000, 1>;
-  using tera  = ratio<                1'000'000'000'000, 1>;
-  using peta  = ratio<            1'000'000'000'000'000, 1>;
-  using exa   = ratio<        1'000'000'000'000'000'000, 1>;
-  using zetta = ratio<    1'000'000'000'000'000'000'000, 1>;  // see below
-  using yotta = ratio<1'000'000'000'000'000'000'000'000, 1>;  // see below
+  using @\libglobal{yocto}@ = ratio<1, 1'000'000'000'000'000'000'000'000>;  // see below
+  using @\libglobal{zepto}@ = ratio<1,     1'000'000'000'000'000'000'000>;  // see below
+  using @\libglobal{atto}@  = ratio<1,         1'000'000'000'000'000'000>;
+  using @\libglobal{femto}@ = ratio<1,             1'000'000'000'000'000>;
+  using @\libglobal{pico}@  = ratio<1,                 1'000'000'000'000>;
+  using @\libglobal{nano}@  = ratio<1,                     1'000'000'000>;
+  using @\libglobal{micro}@ = ratio<1,                         1'000'000>;
+  using @\libglobal{milli}@ = ratio<1,                             1'000>;
+  using @\libglobal{centi}@ = ratio<1,                               100>;
+  using @\libglobal{deci}@  = ratio<1,                                10>;
+  using @\libglobal{deca}@  = ratio<                               10, 1>;
+  using @\libglobal{hecto}@ = ratio<                              100, 1>;
+  using @\libglobal{kilo}@  = ratio<                            1'000, 1>;
+  using @\libglobal{mega}@  = ratio<                        1'000'000, 1>;
+  using @\libglobal{giga}@  = ratio<                    1'000'000'000, 1>;
+  using @\libglobal{tera}@  = ratio<                1'000'000'000'000, 1>;
+  using @\libglobal{peta}@  = ratio<            1'000'000'000'000'000, 1>;
+  using @\libglobal{exa}@   = ratio<        1'000'000'000'000'000'000, 1>;
+  using @\libglobal{zetta}@ = ratio<    1'000'000'000'000'000'000'000, 1>;  // see below
+  using @\libglobal{yotta}@ = ratio<1'000'000'000'000'000'000'000'000, 1>;  // see below
 }
 \end{codeblockdigitsep}
 
@@ -2626,6 +2626,10 @@
 \rSec2[ratio.si]{SI types for \tcode{ratio}}
 
 \pnum
+\indexlibraryglobal{yocto}%
+\indexlibraryglobal{zepto}%
+\indexlibraryglobal{zetta}%
+\indexlibraryglobal{yotta}%
 For each of the \grammarterm{typedef-name}{s} \tcode{yocto}, \tcode{zepto},
 \tcode{zetta}, and \tcode{yotta}, if both of the constants used in its
 specification are representable by \tcode{intmax_t}, the typedef is