             ("testLog", testLog),
             ("testSin", testSin),
             ("testCos", testCos),
-            ("testTan", testTan)
+            ("testTan", testTan),
+            ("testSqrtNormal", testSqrtNormal),
+            ("testExpNormal", testExpNormal),
+            ("testLogNormal", testLogNormal),
+            ("testSinNormal", testSinNormal),
+            ("testCosNormal", testCosNormal),
+            ("testTanNormal", testTanNormal)
         ]
     }
     

        }
    }
    
    func testSin() {
        do {
            let elements: [Float] = [0, 0.5, 1, 1.5]
            let a = NDArray(shape: [2, 2], elements: elements)

        }
    }
    
    func testTanNormal() {
        do {
            let elements: [Float] = [0, 0.5, 1, 1.5]
            let a = NDArray(shape: [2, 2], elements: elements)
