From 2bd9f135cce667b055bb88f8a3f3c3b4125ec3d9 Mon Sep 17 00:00:00 2001
From: mgreminger <michael.greminger@gmail.com>
Date: Thu, 9 Jan 2025 13:30:41 -0600
Subject: [PATCH] fix: fix numerical solve with zero units starting guess
 regression

---
 src/parser/LatexToSympy.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/parser/LatexToSympy.ts b/src/parser/LatexToSympy.ts
index 70301b60..657bea56 100644
--- a/src/parser/LatexToSympy.ts
+++ b/src/parser/LatexToSympy.ts
@@ -385,6 +385,9 @@ export class LatexToSympy extends LatexParserVisitor<string | Statement | UnitBl
     } else {
       sympyExpression = this.visitNumber_with_units(ctx.number_with_units());
       guess = this.implicitParams.slice(-1)[0].si_value;
+      if (guess === "_zero_delayed_substitution") {
+        guess = "0";
+      }
     }
 
     const guessStatement: GuessAssignmentStatement = {