diff --git a/libc/docs/math.rst b/libc/docs/math.rst
--- a/libc/docs/math.rst
+++ b/libc/docs/math.rst
@@ -4,6 +4,13 @@
 
 .. include:: check.rst
 
+.. raw:: html
+
+    <style> .green {color:green} </style>
+
+.. role:: green
+
+
 .. contents:: Table of Contents
   :depth: 4
   :local:
@@ -60,17 +67,17 @@
 ============== ================ =============== ======================
 <Func>         <Func_f> (float) <Func> (double) <Func_l> (long double)
 ============== ================ =============== ======================
-ceil           |check|          |check|         |check|  
-copysign       |check|          |check|         |check|  
-fabs           |check|          |check|         |check|  
-fdim           |check|          |check|         |check|  
-floor          |check|          |check|         |check|  
-fmax           |check|          |check|         |check|  
-fmin           |check|          |check|         |check|  
-fmod           |check|          |check|
+ceil           :green:`XA`      :green:`XA`     :green:`XA`
+copysign       :green:`XA`      :green:`XA`     :green:`XA`
+fabs           :green:`XA`      :green:`XA`     :green:`XA`
+fdim           :green:`XA`      :green:`XA`     :green:`XA`
+floor          :green:`XA`      :green:`XA`     :green:`XA`
+fmax           :green:`XA`      :green:`XA`     :green:`XA`
+fmin           :green:`XA`      :green:`XA`     :green:`XA`
+fmod           :green:`XA`      :green:`XA`
 fpclassify
-frexp          |check|          |check|         |check|  
-ilogb          |check|          |check|         |check|  
+frexp          :green:`XA`      :green:`XA`     :green:`XA`
+ilogb          :green:`XA`      :green:`XA`     :green:`XA`
 isfinite
 isgreater
 isgreaterequal
@@ -81,24 +88,24 @@
 isnan
 isnormal
 isubordered
-ldexp          |check|          |check|         |check|  
-llrint         |check|          |check|         |check|  
-llround        |check|          |check|         |check|  
-logb           |check|          |check|         |check|  
-lrint          |check|          |check|         |check|  
-lround         |check|          |check|         |check|  
-modf           |check|          |check|         |check|  
+ldexp          :green:`XA`      :green:`XA`     :green:`XA`
+llrint         :green:`XA`      :green:`XA`     :green:`XA`
+llround        :green:`XA`      :green:`XA`     :green:`XA`
+logb           :green:`XA`      :green:`XA`     :green:`XA`
+lrint          :green:`XA`      :green:`XA`     :green:`XA`
+lround         :green:`XA`      :green:`XA`     :green:`XA`
+modf           :green:`XA`      :green:`XA`     :green:`XA`
 nan
-nearbyint      |check|          |check|         |check|  
-nextafter      |check|          |check|         |check|  
+nearbyint      :green:`XA`      :green:`XA`     :green:`XA`
+nextafter      :green:`XA`      :green:`XA`     :green:`XA`
 nexttoward
-remainder      |check|          |check|         |check|  
-remquo         |check|          |check|         |check|  
-rint           |check|          |check|         |check|  
-round          |check|          |check|         |check|  
+remainder      :green:`XA`      :green:`XA`     :green:`XA`
+remquo         :green:`XA`      :green:`XA`     :green:`XA`
+rint           :green:`XA`      :green:`XA`     :green:`XA`
+round          :green:`XA`      :green:`XA`     :green:`XA`
 scalbn
 signbit
-trunc          |check|          |check|         |check|  
+trunc          :green:`XA`      :green:`XA`     :green:`XA`
 ============== ================ =============== ======================
 
 Higher Math Functions
@@ -107,36 +114,36 @@
 ============== ================ =============== ======================
 <Func>         <Func_f> (float) <Func> (double) <Func_l> (long double)
 ============== ================ =============== ======================
-acos           |check|
+acos           :green:`XA`
 acosh
-asin           |check|
+asin           :green:`XA`
 asinh
-atan           |check|
+atan           :green:`XA`
 atan2
-atanh          |check|
+atanh          :green:`XA`
 cbrt
-cos            |check|          |check|
-cosh           |check|
+cos            :green:`XA`      :green:`XA`
+cosh           :green:`XA`
 erf
 erfc
-exp            |check|
-exp10          |check|
-exp2           |check|
-expm1          |check|
-fma            |check|          |check|
-hypot          |check|          |check|
+exp            :green:`XA`
+exp10          :green:`XA`
+exp2           :green:`XA`
+expm1          :green:`XA`
+fma            :green:`XA`      :green:`XA`
+hypot          :green:`XA`      :green:`XA`
 lgamma
-log            |check|
-log10          |check|
-log1p          |check|
-log2           |check|
+log            :green:`XA`
+log10          :green:`XA`
+log1p          :green:`XA`
+log2           :green:`XA`
 pow
-sin            |check|          |check|
-sincos         |check|          |check|
-sinh           |check|
-sqrt           |check|          |check|         |check|
-tan            |check|
-tanh           |check|
+sin            :green:`XA`      :green:`XA`
+sincos         :green:`XA`      :green:`XA`
+sinh           :green:`XA`
+sqrt           :green:`XA`      :green:`XA`     :green:`XA`
+tan            :green:`XA`
+tanh           :green:`XA`
 tgamma
 ============== ================ =============== ======================
 
@@ -146,33 +153,34 @@
 ============== ================ =============== ======================
 <Func>         <Func_f> (float) <Func> (double) <Func_l> (long double)
 ============== ================ =============== ======================
-acos           |check|
-asin           |check|
-atan           |check|
-atanh          |check|
-cos            |check|          large
-cosh           |check|
-exp            |check|
-exp10          |check|
-exp2           |check|
-expm1          |check|
-fma            |check|          |check|
-hypot          |check|          |check|
-log            |check|
-log10          |check|
-log1p          |check|
-log2           |check|
-sin            |check|          large
-sincos         |check|          large
-sinh           |check|
-sqrt           |check|          |check|         |check|
-tan            |check|
-tanh           |check|
+acos           :green:`XA`
+asin           :green:`XA`
+atan           :green:`XA`
+atanh          :green:`XA`
+cos            :green:`XA`      large
+cosh           :green:`XA`
+exp            :green:`XA`
+exp10          :green:`XA`
+exp2           :green:`XA`
+expm1          :green:`XA`
+fma            :green:`XA`      :green:`XA`
+hypot          :green:`XA`      :green:`XA`
+log            :green:`XA`
+log10          :green:`XA`
+log1p          :green:`XA`
+log2           :green:`XA`
+sin            :green:`XA`      large
+sincos         :green:`XA`      large
+sinh           :green:`XA`
+sqrt           :green:`XA`      :green:`XA`     :green:`XA`
+tan            :green:`XA`
+tanh           :green:`XA`
 ============== ================ =============== ======================
 
 Legends:
 
-* |check|: correctly rounded for all 4 rounding modes.
+* `X` = x86_64, `A` = aarch64, `a` = arm32
+* Green text (eg. :green:`XA`): correctly rounded for all 4 rounding modes.
 * CR: correctly rounded for the default rounding mode (round-to-the-nearest,
   tie-to-even).
 * x ULPs: largest errors recorded.