diff --git a/KMA LAA/4. Determinant matice.md b/KMA LAA/4. Determinant matice.md
index d0dfa0b..6fd287d 100644
--- a/KMA LAA/4. Determinant matice.md	
+++ b/KMA LAA/4. Determinant matice.md	
@@ -1,3 +1,3 @@
 # Determinant matice
 ## Determinant
-- číslo čtvercové matice $[a_{ij}]$
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+- **Determinantem** čtvercové matice A = $[a_{ij}]$ řádu n je číslo: det(A) = $$\sum^{\pi} a_{i}x^i$$
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