optimazation

huangyhg

optimazation
hi everybody
we r trying to write a program to optimum of designing (steel and concrite)
now, i want u if u did that before tell me i have a algoritm for that
and do u know any software to do optimum or not?
next question:
how i can optimazation of frame a truss .means that
which turss is optimum  for example
w/p is min??
w=weight
p=load force
..thankx alot
behzad rahamti