Solution : https://service.sap.com/sap/support/notes/79941 (SAP Service marketplace login required)
Key words : 
additional key words cl20, identically valuated objects, prerequisites numeric characteristics, program lclscf01implement note 65082, floating decimal fields, floating decimal, decimal places, object search, release strategy, differences exist
Related Notes : 
       
| 128579 | Problems when selecting values > 1 E17 | 
| 113674 | Release: Strategy for characteristics of type CURR | 
| 65082 | Incorrect result in class. system/check equality |