The three different aspect of the manor life.
1. In fields and farmlands, they very self-sufficient and staying outside manor is very dangerous and unsafe.
2. The follow Church's teaching because they believed that everything in life is determined by God.
3. They set roles in the society where everyone has a role.
Answer: over twenty-five million
In House I, Lichtenstein plays with d). the illusion of tree dimensions.
There is a subtle difference between Arctan and arctan
Arctan(x) is an inverse function such that the range is only the principla value
meanwhile, arctan(x) takes on infinitely many values
hope this helps