Create app.py

app.py

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+import streamlit as st
+import math
+
+# Title of the app
+st.title("Scientific Calculator Application")
+st.subheader("Perform advanced mathematical operations.")
+
+# Operation selection
+operation = st.selectbox(
+    "Select an operation:",
+    [
+        "Addition", "Subtraction", "Multiplication", "Division",
+        "Square Root", "Exponentiation", "Sine", "Cosine", "Tangent", 
+        "Logarithm (Base 10)", "Logarithm (Natural)", "Factorial"
+    ]
+)
+
+# Input fields for numbers
+num1 = st.text_input("Enter the first number:")
+
+if operation not in ["Sine", "Cosine", "Tangent", "Logarithm (Base 10)", "Logarithm (Natural)", "Factorial"]:
+    num2 = st.text_input("Enter the second number:")
+
+# Button to trigger calculation
+if st.button("Calculate"):
+    try:
+        # Handle different operations
+        if operation in ["Addition", "Subtraction", "Multiplication", "Division"]:
+            num1 = float(num1)
+            num2 = float(num2)
+            
+            if operation == "Addition":
+                result = num1 + num2
+                st.success(f"The result of {num1} + {num2} is: {result}")
+            elif operation == "Subtraction":
+                result = num1 - num2
+                st.success(f"The result of {num1} - {num2} is: {result}")
+            elif operation == "Multiplication":
+                result = num1 * num2
+                st.success(f"The result of {num1} * {num2} is: {result}")
+            elif operation == "Division":
+                if num2 != 0:
+                    result = num1 / num2
+                    st.success(f"The result of {num1} / {num2} is: {result}")
+                else:
+                    st.error("Error: Division by zero is not allowed!")
+
+        elif operation == "Square Root":
+            num1 = float(num1)
+            if num1 >= 0:
+                result = math.sqrt(num1)
+                st.success(f"The square root of {num1} is: {result}")
+            else:
+                st.error("Error: Square root of a negative number is not allowed!")
+
+        elif operation == "Exponentiation":
+            num1 = float(num1)
+            num2 = float(num2)
+            result = math.pow(num1, num2)
+            st.success(f"The result of {num1} ^ {num2} is: {result}")
+
+        elif operation == "Sine":
+            num1 = float(num1)
+            result = math.sin(math.radians(num1))
+            st.success(f"The sine of {num1}° is: {result}")
+
+        elif operation == "Cosine":
+            num1 = float(num1)
+            result = math.cos(math.radians(num1))
+            st.success(f"The cosine of {num1}° is: {result}")
+
+        elif operation == "Tangent":
+            num1 = float(num1)
+            result = math.tan(math.radians(num1))
+            st.success(f"The tangent of {num1}° is: {result}")
+
+        elif operation == "Logarithm (Base 10)":
+            num1 = float(num1)
+            if num1 > 0:
+                result = math.log10(num1)
+                st.success(f"The log10 of {num1} is: {result}")
+            else:
+                st.error("Error: Logarithm of non-positive numbers is undefined.")
+
+        elif operation == "Logarithm (Natural)":
+            num1 = float(num1)
+            if num1 > 0:
+                result = math.log(num1)
+                st.success(f"The natural logarithm of {num1} is: {result}")
+            else:
+                st.error("Error: Logarithm of non-positive numbers is undefined.")
+
+        elif operation == "Factorial":
+            num1 = int(num1)
+            if num1 >= 0:
+                result = math.factorial(num1)
+                st.success(f"The factorial of {num1} is: {result}")
+            else:
+                st.error("Error: Factorial is only defined for non-negative integers.")
+
+    except ValueError:
+        st.error("Invalid input! Please enter numeric values.")