diff --git a/src/chart_manager.rs b/src/chart_manager.rs
index 3bb5fad..890befa 100644
--- a/src/chart_manager.rs
+++ b/src/chart_manager.rs
@@ -62,11 +62,11 @@ impl ChartManager {
 
     pub fn do_update_back(&self, func_str_new: String, min_x: f64, max_x: f64) -> bool {
         let func_str: String = add_asterisks(func_str_new);
-        let update_func: bool = !self.function.str_compare(func_str.clone());
+        let update_func: bool = !self.function.str_compare(func_str);
 
-        let underlying_update = update_func | (min_x != self.min_x) | (max_x != self.max_x);
+        
 
-        underlying_update
+        update_func | (min_x != self.min_x) | (max_x != self.max_x)
     }
 
     #[allow(clippy::too_many_arguments)]
@@ -116,12 +116,12 @@ impl ChartManager {
                 let tmp2: f64 = self.function.run(x2);
 
                 // Chooses the y value who's absolute value is the smallest
-                let output = match tmp2.abs() > tmp1.abs() {
+                
+
+                match tmp2.abs() > tmp1.abs() {
                     true => (x2, tmp1),
                     false => (x, tmp2),
-                };
-
-                output
+                }
             })
             .filter(|(_, y)| !y.is_nan())
             .collect();
diff --git a/src/egui_app.rs b/src/egui_app.rs
index a16ee6b..b75a75a 100644
--- a/src/egui_app.rs
+++ b/src/egui_app.rs
@@ -3,7 +3,7 @@ use crate::misc::{digits_precision, test_func, Cache};
 use eframe::{egui, epi};
 use egui::plot::{Line, Plot, Value, Values};
 use egui::widgets::plot::{Bar, BarChart};
-use egui::{plot, Color32};
+use egui::{Color32};
 
 pub struct MathApp {
     func_str: String,
@@ -71,10 +71,10 @@ impl epi::App for MathApp {
             }
 
             let x_range = min_x_total as f64..=max_x_total as f64;
-            let min_x_old = min_x.clone();
+            let min_x_old = *min_x;
             let min_x_response = ui.add(egui::Slider::new(min_x, x_range.clone()).text("Min X"));
 
-            let max_x_old = max_x.clone();
+            let max_x_old = *max_x;
             let max_x_response = ui.add(egui::Slider::new(max_x, x_range).text("Max X"));
 
             if min_x >= max_x {
@@ -91,7 +91,7 @@ impl epi::App for MathApp {
             ui.add(egui::Slider::new(num_interval, 1..=usize::MAX).text("Interval"));
         });
 
-        let update_back = chart_manager.do_update_back(func_str.clone(), *min_x, *max_x);
+        let _update_back = chart_manager.do_update_back(func_str.clone(), *min_x, *max_x);
         let update_front = chart_manager.do_update_front(*num_interval, *resolution);
 
         egui::CentralPanel::default().show(ctx, |ui| {