Update app.py

app.py

@@ -116,23 +116,31 @@ def main():
 
     # Alpha control
     st.sidebar.subheader("Alpha Control")
-    col1, col2, col3 = st.sidebar.columns([1, 2, 1])
+    col1, col2, col3, col4, col5 = st.sidebar.columns([1, 1, 2, 1, 1])
     with col1:
-        st.button("▼", on_click=update_alpha, args=(-0.01,), key="alpha_down")
+        st.button("▼▼", on_click=update_alpha, args=(-0.1,), key="alpha_down_large")
     with col2:
-        st.write(f"Alpha: {st.session_state.alpha:.2f}")
+        st.button("▼", on_click=update_alpha, args=(-0.01,), key="alpha_down")
     with col3:
+        st.write(f"Alpha: {st.session_state.alpha:.2f}")
+    with col4:
         st.button("▲", on_click=update_alpha, args=(0.01,), key="alpha_up")
+    with col5:
+        st.button("▲▲", on_click=update_alpha, args=(0.1,), key="alpha_up_large")
 
     # Beta control
     st.sidebar.subheader("Beta Control")
-    col1, col2, col3 = st.sidebar.columns([1, 2, 1])
+    col1, col2, col3, col4, col5 = st.sidebar.columns([1, 1, 2, 1, 1])
     with col1:
-        st.button("▼", on_click=update_beta, args=(-0.01,), key="beta_down")
+        st.button("▼▼", on_click=update_beta, args=(-0.1,), key="beta_down_large")
     with col2:
-        st.write(f"Beta: {st.session_state.beta:.2f}")
+        st.button("▼", on_click=update_beta, args=(-0.01,), key="beta_down")
     with col3:
+        st.write(f"Beta: {st.session_state.beta:.2f}")
+    with col4:
         st.button("▲", on_click=update_beta, args=(0.01,), key="beta_up")
+    with col5:
+        st.button("▲▲", on_click=update_beta, args=(0.1,), key="beta_up_large")
 
     col1, col2 = st.columns(2)
 
@@ -149,7 +157,7 @@ def main():
         st.pyplot(fig_images)
 
     st.caption(
-        "Use the ▲ and ▼ buttons in the sidebar to adjust Alpha and Beta values. The red dot in the Parameter Space plot shows the current (Alpha, Beta) position."
+        "Use the ▲/▲▲ and ▼/▼▼ buttons in the sidebar to adjust Alpha and Beta values. The red dot in the Parameter Space plot shows the current (Alpha, Beta) position."
     )
 
     st.markdown("""
@@ -161,9 +169,10 @@ def main():
     - The right plot displays the images of the interval [0,1] under repeated application of the ITM.
     
     Use the up and down arrow buttons in the sidebar to adjust the alpha and beta parameters and observe how they affect both plots.
+    - Single arrows (▲/▼) change values by 0.01
+    - Double arrows (▲▲/▼▼) change values by 0.1
     """)
 
 
 if __name__ == "__main__":
-    main()
-
+    main()