problems.arithmetic

Cos2XProblem	Cos2X problem class
get_add	Build and get an “add” function.
get_default_function_bank	make a function bank with default settings.
get_div	Build and get an “div” function.
get_mul	Build and get an “mul” function.
get_sin	Build and get an “sin” function.
get_sub	Build and get an “sub” function.
get_val	get function of constant.
get_x	get function of x.