I looked and I looked, but Google has not help at all...
IMPOSSIBLE.........Google should have helped in this matter.
OK, I did the Google search for you (if you see to search results carefully, then you will get what you want)-------->
GOOGLE search
Now the link to home page of OpenGL is below---->
Link to openGL
Also link to OpenGL API Documentation is below----->
Link to OpenGL API Documentation
If you want to get more information, wikipedia is always there (see link below)--->
OpenGL - Wikipedia
There's also an OpenGL Programming Guide (Addison-Wesley's Official Guide to Learning OpenGL, Version 1.1; online. Documentation on how to use OpenGL.) The link to it is below----->
OpenGL Programming Guide
HOPE THIS HELPS...............