Remove test related to complex

Author: jecisc

src/Math-Tests-Matrix/PMMatrixTest.class.st

@@ -252,18 +252,6 @@ PMMatrixTest >> testInverseSingularMatrixError [
 		raise: PMSingularMatrixError.
 ]
 
-{ #category : #tests }
-PMMatrixTest >> testIsRealOnRealMatrix [
-	| matrix |
-	
-	matrix := PMMatrix rows: #( 
-		(1 3 0)
-		(1 2 -4)
-		(-8 5 -1)).
-	
-	self assert: matrix isReal.
-]
-
 { #category : #tests }
 PMMatrixTest >> testLUPDecomposition [
 	"Code Example 8.10"