FIX: Resolved the issue #2530 (#2556)

arnog · Dec 2, 2024 · 48447ac · 48447ac
1 parent b197950
commit 48447ac
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diff --git a/src/formats/parse-math-string.ts b/src/formats/parse-math-string.ts
@@ -130,7 +130,7 @@ function parseMathExpression(
     return `\\text{${m[1]}}${parseMathExpression(m[2], options)}`;
   }
 
-  m = s.match(/^([^a-zA-Z\(\{\[\_\^\\\s"]+)(.*)/);
+  m = s.match(/^([^a-zA-Z0-9\(\{\[\_\^\\\s"]+)(.*)/);;
   // A string of symbols...
   // Could be a binary or relational operator, etc...
   if (m) {

diff --git a/test/math-ascii.test.ts b/test/math-ascii.test.ts
@@ -81,4 +81,8 @@ describe('ASCII MATH', function () {
   equalASCIIMath('\\left\\lbrack1,1\\right\\rbrack', '[1,1]');
   equalASCIIMath('\\left\\lbrace1,1\\right\\rbrace', '{1,1}');
   equalASCIIMath('\\left(1,1\\right)', '(1,1)');
+
+  expect(convertAsciiMathToLatex('1/2')).toBe('\\frac{1}{2}');
+  expect(convertAsciiMathToLatex('(1/2)')).toBe('\\left(\\frac{1}{2}\\right)');
+  expect(convertAsciiMathToLatex('1/2sin x')).toBe('\\frac{1}{2}\\sin x');
 });