diff --git a/core/src/main/java/io/doppelspalt/DoppelspaltSimulation.java b/core/src/main/java/io/doppelspalt/DoppelspaltSimulation.java
deleted file mode 100644
index f600d20..0000000
--- a/core/src/main/java/io/doppelspalt/DoppelspaltSimulation.java
+++ /dev/null
@@ -1,92 +0,0 @@
-package io.doppelspalt;
-
-import com.badlogic.gdx.Gdx;
-import com.badlogic.gdx.Screen;
-import com.badlogic.gdx.graphics.GL20;
-import com.badlogic.gdx.graphics.OrthographicCamera;
-import com.badlogic.gdx.utils.viewport.FitViewport;
-import com.badlogic.gdx.utils.viewport.Viewport;
-import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
-
-public class DoppelspaltSimulation implements Screen {
-
-    private final Main app;
-    private OrthographicCamera camera;
-    private Viewport viewport;
-    private ShapeRenderer shapeRenderer;
-
-    // Physikalische Parameter
-    private static final float WAVELENGTH = 550e-9f; // Wellenlänge in Metern
-    private static final float SLIT_DISTANCE = 0.0002f; // Abstand zwischen den Spalten
-    private static final float SLIT_WIDTH = 0.00005f; // Breite eines Spalts
-    private static final float SCREEN_DISTANCE = 1.0f; // Abstand zur Projektionsfläche
-
-    private final int screenPixelWidth = 1280;
-    private final int screenPixelHeight = 720;
-
-    public DoppelspaltSimulation(Main app) {
-        this.app = app;
-        camera = new OrthographicCamera();
-        viewport = new FitViewport(screenPixelWidth, screenPixelHeight, camera);
-        shapeRenderer = new ShapeRenderer();
-    }
-
-    @Override
-    public void show() {}
-
-    @Override
-    public void render(float delta) {
-        Gdx.gl.glClearColor(0, 0, 0.05f, 1);
-        Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
-
-        camera.update();
-        shapeRenderer.setProjectionMatrix(camera.combined);
-
-        shapeRenderer.begin(ShapeRenderer.ShapeType.Filled);
-        renderInterferencePattern();
-        shapeRenderer.end();
-    }
-
-    private void renderInterferencePattern() {
-        float screenCenterY = screenPixelHeight / 2f;
-        float scale = 1e6f; // Maßstab für Umrechnung von Metern zu Pixeln
-
-        for (int x = 0; x < screenPixelWidth; x++) {
-            // Umrechnung der x-Position in Meter (relativ zur Mitte)
-            float screenX = ((float) x / screenPixelWidth - 0.5f);
-            float position = screenX * 0.01f; // ca. ±0.005 m auf dem Schirm
-
-            // Berechne Gangunterschied Δs = d * sin(θ) ≈ d * tan(θ) = d * y / L
-            float deltaS = SLIT_DISTANCE * position / SCREEN_DISTANCE;
-
-            // Interferenz: I ∝ cos²(π Δs / λ)
-            float intensity = (float) Math.pow(Math.cos(Math.PI * deltaS / WAVELENGTH), 2);
-
-            // Diffraction envelope (Einzelspalt)
-            float beta = (float) ((Math.PI * SLIT_WIDTH * position) / (WAVELENGTH * SCREEN_DISTANCE));
-            float envelope = beta != 0 ? (float) Math.pow(Math.sin(beta) / beta, 2) : 1f;
-
-            float totalIntensity = intensity * envelope;
-
-            // Zeichne vertikale Linie proportional zur Intensität
-            float lineHeight = totalIntensity * screenPixelHeight;
-            float y = screenCenterY - lineHeight / 2f;
-
-            shapeRenderer.setColor(totalIntensity, totalIntensity, totalIntensity, 1);
-            shapeRenderer.rect(x, y, 1, lineHeight);
-        }
-    }
-
-    @Override
-    public void resize(int width, int height) {
-        viewport.update(width, height, true);
-    }
-
-    @Override public void pause() {}
-    @Override public void resume() {}
-    @Override public void hide() {}
-    @Override public void dispose() {
-        shapeRenderer.dispose();
-    }
-}
-
diff --git a/core/src/main/java/io/doppelspalt/FirstScreen.java b/core/src/main/java/io/doppelspalt/FirstScreen.java
deleted file mode 100644
index 4d2e586..0000000
--- a/core/src/main/java/io/doppelspalt/FirstScreen.java
+++ /dev/null
@@ -1,41 +0,0 @@
-package io.doppelspalt;
-
-import com.badlogic.gdx.Screen;
-
-/** First screen of the application. Displayed after the application is created. */
-public class FirstScreen implements Screen {
-    @Override
-    public void show() {
-        // Prepare your screen here.
-    }
-
-    @Override
-    public void render(float delta) {
-        // Draw your screen here. "delta" is the time since last render in seconds.
-    }
-
-    @Override
-    public void resize(int width, int height) {
-        // Resize your screen here. The parameters represent the new window size.
-    }
-
-    @Override
-    public void pause() {
-        // Invoked when your application is paused.
-    }
-
-    @Override
-    public void resume() {
-        // Invoked when your application is resumed after pause.
-    }
-
-    @Override
-    public void hide() {
-        // This method is called when another screen replaces this one.
-    }
-
-    @Override
-    public void dispose() {
-        // Destroy screen's assets here.
-    }
-}
\ No newline at end of file