id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc
3188,concepts for immutable types,Gunter,Gunter,"Currently all concepts are written for mutable objects although all containers and expressions can be either constant or mutable. 

I suggest to split the current concepts in basic concepts that contain the operations for both constant and mutable classes and special concepts only for mutable classes (which are a refinement of the constant concepts).",Feature Requests,new,To Be Determined,uBLAS,Boost 1.39.0,Optimization,,uBLAS expression concepts,