Fix grammatical error in linear-diophantine-equation.md (#1554)

Kyaki101 · web-flow · commit 907efeecbc58 · 2025-10-29T18:22:34.000+01:00
The sentence "A degenerate case that need to be taken care of" is grammatically incorrect.
diff --git a/src/algebra/linear-diophantine-equation.md b/src/algebra/linear-diophantine-equation.md
@@ -21,7 +21,7 @@ In this article, we consider several classical problems on these equations:
 
 ## The degenerate case
 
-A degenerate case that need to be taken care of is when $a = b = 0$. It is easy to see that we either have no solutions or infinitely many solutions, depending on whether $c = 0$ or not. In the rest of this article, we will ignore this case.
+A degenerate case that needs to be taken care of is when $a = b = 0$. It is easy to see that we either have no solutions or infinitely many solutions, depending on whether $c = 0$ or not. In the rest of this article, we will ignore this case.
 
 ## Analytic solution
 
