🐢 update file names

README.md

@@ -1,16 +1,20 @@
 **3dexperiment** is an experiment with 3D formulae in QuckBASIC, DOS.
 The program demonstrates a cuboid which can be rotated and translated using
-mentioned keys. The 3d formulae used are: 
+mentioned keys. The 3d formulae used are:
 
-| Symbols | Meaning|
-|---------|--------|
-| objectx, objecty, objectz | point of rotation of object |
+<br>
+
+| Symbols                   | Meaning                                       |
+| ------------------------- | --------------------------------------------- |
+| objectx, objecty, objectz | point of rotation of object                   |
 | camerax, cameray, cameraz | point of camera looking at the world you make |
-| xpos, ypos, zpos          | position of pixel in the world coords |
-| a, b, c                   | angles around x, y, z axes |
-| xscale, yscale            | scale factors for x, y axes |
-| xcentre, ycentre          | centre of vision on the screen |
-| x, y                      | position of pixel on screen |
+| xpos, ypos, zpos          | position of pixel in the world coords         |
+| a, b, c                   | angles around x, y, z axes                    |
+| xscale, yscale            | scale factors for x, y axes                   |
+| xcentre, ycentre          | centre of vision on the screen                |
+| x, y                      | position of pixel on screen                   |
+
+<br>
 
 ```
 x1 = xpos - objectx
@@ -31,8 +35,7 @@ x = xf + xcentre
 y = yf + ycentre
 ```
 
-
-## demo
+<br>
 
 <img src="https://raw.githubusercontent.com/qb40/3dexperiment/gh-pages/0/image/0.png" width="70%"><br/>
 Cuboid in default position (keeps rotating).