Minor changes

Author: doersino

README.md

@@ -13,6 +13,11 @@ UnicodeMath is an **easy-to-read linear format** for mathematics initially devel
 *The initial development of UnicodeMathML was part of [my Master's thesis](docs/doersing-unicodemath-to-mathml.pdf).*
 
 
+### Status
+
+Generally consistent with Sargent's tech note, some edge-cases that aren't precisely specified might be iffy. Abstract boxes are largely unimplemented due to insufficient specification.
+
+
 ## Getting Started
 
 For a **first look**, check out...
@@ -55,7 +60,7 @@ You'll need to **include the same lines (modulo path changes) at the bottom of y
 
 ### Markdeep
 
-UnicodeMathML comes with a lightly modified variant of Markdeep that kicks off the translation at the correct point in the document rendering process. Open `dist/example.md.html` in a text editor of your choice and scroll to the bottom. There, you'll see the following lines:
+UnicodeMathML comes with a lightly modified variant of Morgan McGuire's [Markdeep](https://casual-effects.com/markdeep/) that kicks off the translation at the correct point in the document rendering process. Open `dist/example.md.html` in a text editor of your choice and scroll to the bottom. There, you'll see the following lines:
 
 ```html
 <script>

src/unicodemathml.js

@@ -1210,6 +1210,7 @@ function preprocess(dsty, uast) {
             return {element: preprocess(dsty, value)};
 
         case "array":
+            // TODO pad columns (also for matrices), required/helpful for latex output
             return {array: preprocess(dsty, value)};
         case "arows":
             return {arows: preprocess(dsty, value)};
@@ -1807,6 +1808,8 @@ function mtransform(dsty, puast) {
 
         case "hbrack":
 
+            // TODO can probably do most of the work in a preprocessing step
+
             // determine if the bracket should be above or below contents
             var mtag = ["⏜", "⏞", "⏠", "⎴", "¯"].includes(value.bracket) ? "mover" : "munder";
 
@@ -1928,6 +1931,8 @@ function mtransform(dsty, puast) {
                 return {mi: noAttr(value)};
             }
         case "diacriticized":
+
+            // TODO some of the work could be done in preprocessing step? but need the loop both in preprocessing as well as actual compilation, so doubtful if that would actually be better
             var ret = mtransform(dsty, value.base);
             for (let d of value.diacritics) {
 

utils/benchmark.txt

@@ -1,4 +1,4 @@
-"A COLLECTION OF 626 UNICODEMATH EXPRESSIONS FROM VARIOUS SOURCES"
+"A COLLECTION OF 628 UNICODEMATH EXPRESSIONS FROM VARIOUS SOURCES"
 x + 2y + 3z
 1+▭(⟡(1&1/2/3/4/5))
 = α_x^2 1 + α_y^2 1 + α_z^2 1 + (α_y α_z y z - α_y α_z y z) + (α_x α_z z x - α_x α_z z x) + (α_x α_y x y - α_x α_y x y)
@@ -624,3 +624,5 @@ sinx
 x y z
 "So long" ∧ "thanks"   ∀  "🐟🐠🐡".
 a'
+K_c (r) = 𝟏_[¼,¾] (r) + ½ × 𝟏_[0,¼] (r)
+⏟(a^c_b)_(⏟(a^c_b)_(⏟(a^c_b)_(⏟(a^c_b)_(⏟(a^c_b)_(d)))))