diff --git a/Band5/Band5.typ b/Band5/Band5.typ
index f6fed0d..3865062 100644
--- a/Band5/Band5.typ
+++ b/Band5/Band5.typ
@@ -237,4 +237,75 @@
     scale(x: 90%, y: 90%, reflow: true, EC_drawing2)
   },
   caption: [], 
-) <abb5> 
\ No newline at end of file
+) <abb5> 
+
+
+ #figure(
+  {
+    set math.equation(numbering: none)    
+    scale(x: 90%, y: 90%, reflow: true, test-case)
+  },
+  caption: [], 
+) <abb5> 
+
+
+ #figure(
+  {
+    set math.equation(numbering: none)    
+    scale(x: 90%, y: 90%, reflow: true, test-case2)
+  },
+  caption: [], 
+) <abb5>
+
+ #figure(
+  {
+    set math.equation(numbering: none)    
+    scale(x: 90%, y: 90%, reflow: true, test-case3)
+  },
+  caption: [], 
+) <abb5>
+
+ #figure(
+  {
+    set math.equation(numbering: none)    
+    scale(x: 90%, y: 90%, reflow: true, test-case4)
+  },
+  caption: [], 
+) <abb5>
+
+
+ #figure(
+  {
+    set math.equation(numbering: none)    
+    scale(x: 90%, y: 90%, reflow: true, test-case5)
+  },
+  caption: [], 
+) <abb5>
+
+ #figure(
+  {
+    set math.equation(numbering: none)    
+    scale(x: 90%, y: 90%, reflow: true, test-case6)
+  },
+  caption: [], 
+) <abb5>
+
+
+ #figure(
+  {
+    set math.equation(numbering: none)    
+    scale(x: 90%, y: 90%, reflow: true, test-case7)
+  },
+  caption: [], 
+) <abb5>
+
+
+
+ #figure(
+  {
+    set math.equation(numbering: none)    
+    scale(x: 90%, y: 90%, reflow: true, test-case8)
+  },
+  caption: [], 
+) <abb5>
+
diff --git a/Band5/grafiken.typ b/Band5/grafiken.typ
index 7de2901..af73ea6 100644
--- a/Band5/grafiken.typ
+++ b/Band5/grafiken.typ
@@ -50,6 +50,26 @@
   bent-edge(<g>, <m>),
 )
 
+#let sq45 = rotate(45deg)[
+  #square(size: 4pt, stroke: gray)
+]
+
+
+#let pat1 = tiling(size: (5pt, 5pt))[
+  #place(line(start: (0%, 100%), end: (100%, 0%),stroke: gray,  ))
+]
+
+
+// 1. Wir definieren das Muster außerhalb der Canvas
+#let mein-kachel-muster = tiling(size: (20pt, 20pt))[
+  // Wir nutzen place, um das Quadrat exakt in der Kachel-Mitte zu drehen
+  #place(center, rotate(45deg)[
+    #square(size: 10pt, fill: blue.lighten(50%), stroke: 0.5pt)
+  ])
+]
+
+
+
 
 #let b2_4 = cetz.canvas({
   import cetz.draw: *
@@ -78,7 +98,9 @@
         f,
         style: (
           stroke: none,
-          fill: tiling(size: (3pt, 3pt), square(stroke: gray)),
+          //fill: tiling(size: (5pt, 5pt), square(stroke: gray, radius: 3mm)),
+          //fill: tiling(size: (5pt, 5pt), sq45),
+          fill: pat1,
         ),)
 
 
@@ -161,4 +183,134 @@
     
     plot.add(domain: (1, 6), EC_func3,samples: 300)
   })
-})
\ No newline at end of file
+})
+
+#let size = (6, 4)
+#let f(x, y: 0) = y + calc.sin(x * 1deg)
+
+/* Fill between */
+#let test-case = cetz.canvas({
+
+  plot.plot(size: size,
+    x-tick-step: none,
+    y-tick-step: none,
+    {
+      plot.add-fill-between(domain: (-360, 360), f.with(y: -1), f.with(y: 1))
+    })
+})
+
+
+#let test-case2 = cetz.canvas({
+  plot.plot(size: size,
+    x-tick-step: none,
+    y-tick-step: none,
+    y-max: .5,
+    {
+      plot.add-fill-between(domain: (-360, 360), f.with(y: -1), f.with(y: 1))
+    })
+})
+
+#let test-case3 = cetz.canvas({
+  
+
+  plot.plot(size: size,
+    x-tick-step: none,
+    y-tick-step: none,
+    y-min: -.5,
+    {
+      plot.add-fill-between(domain: (-360, 360), f.with(y: -1), f.with(y: 1))
+    })
+})
+
+#let test-case4 = cetz.canvas({
+  
+  plot.plot(size: size,
+    x-tick-step: none,
+    y-tick-step: none,
+    y-max: .5,
+    y-min: -.5,
+    {
+      plot.add-fill-between(domain: (-360, 360), f.with(y: -1), f.with(y: 1))
+    })
+})
+
+#let test-case5 = cetz.canvas({
+  
+
+  plot.plot(size: size,
+    x-tick-step: none,
+    y-tick-step: none,
+    {
+      plot.add-fill-between(domain: (0, 2 * calc.pi),
+        t => (calc.cos(t) * 1.5, calc.sin(t)),
+        t => (calc.cos(t), calc.sin(t) * 1.5))
+    })
+})
+
+
+
+#let test-case6 = cetz.canvas({
+  
+
+  plot.plot(size: size,
+    x-tick-step: none,
+    y-tick-step: none,
+    {
+      plot.add-fill-between(domain: (0, 2 * calc.pi),
+        t => (calc.cos(t) * 1.5, calc.sin(t) * 1.5),
+        t => (calc.cos(t), calc.sin(t)))
+    })
+})
+
+
+#let test-case7 = cetz.canvas({
+
+
+  let f(x) = calc.sin(x) + calc.cos(3 * x)
+
+  plot.plot(size: size,
+    x-tick-step: none,
+    y-tick-step: none,
+    {
+      // Function
+      plot.add(domain: (0, 4 * calc.pi), f)
+      // Error-Band fill
+      plot.add-fill-between(domain: (0, 4 * calc.pi),
+        style: (stroke: none),
+        x => f(x) - calc.exp(x/4) / 2,
+        x => f(x) + calc.exp(x/4) / 2)
+    })
+})
+
+
+
+
+#let pat1 = tiling(size: (20pt, 20pt))[
+  #place(line(start: (0%, 100%), end: (100%, 0%)))
+]
+
+#import "@preview/modpattern:0.1.0": modpattern
+
+#let pat = modpattern((20pt, 20pt))[
+  #move(dx: 50%, line(start: (0%, 100%), end: (100%, 0%)))
+]
+
+#rect(fill: pat, width: 8cm, height: 5cm, stroke: 1pt)
+
+
+#let test-case8 = cetz.canvas({
+  import cetz.palette
+  
+
+  plot.plot(size: size,
+    x-tick-step: none,
+    y-tick-step: none,
+    {
+      plot.add-fill-between(domain: (0, 2 * calc.pi),
+        t => (calc.cos(t) * 1.5, calc.sin(t)),
+        t => (calc.cos(t), calc.sin(t) * 1.5), style: palette.pink)
+    })
+})
+
+
+