Update app.py

app.py

@@ -5,13 +5,14 @@ st.set_page_config(page_title="Scientific Calculator", layout="centered")
 st.title("🧮 Scientific Calculator")
 
 # Input expression
-expression = st.text_input("Enter a mathematical expression (e.g., 2*(3+4) / sin(45)):")
+expression = st.text_input("Enter a mathematical expression (e.g., 2*(3+4)/sin(45)):")
 
 # Instructions
 with st.expander("📘 Instructions"):
     st.markdown("""
     You can use the following operations and functions:
     
+    - There shouldn't be any blank space as well
     - Basic arithmetic: `+`, `-`, `*`, `/`, `**` (power)
     - Trigonometric: `sin(x)`, `cos(x)`, `tan(x)` (in degrees)
     - Logarithms: `log(x)` (natural), `log10(x)`