Update app.py

app.py

@@ -53,4 +53,16 @@ if st.button("Calculate"):
             if num1 > 0:
                 result = np.log(num1)
             else:
-                st.error("Logarithm undefined for non-pos
+                st.error("Logarithm undefined for non-positive values.")
+        elif operation == "Sine":
+            result = np.sin(np.radians(num1))
+        elif operation == "Cosine":
+            result = np.cos(np.radians(num1))
+        elif operation == "Tangent":
+            result = np.tan(np.radians(num1))
+    except Exception as e:
+        st.error(f"An error occurred: {e}")
+
+# Display result
+if result is not None:
+    st.success(f"Result: {result}")