Navigation : Envision Tutorials Envision Explanation Envision How-To Guides Lokad Platform Envision Reference - Glossary - Platform overview - List of icons - _ - A-B-C - D-E-F - G-H-I - J-K-L - M-N-O - P-Q-R - S-T-U - V-W-X - Y-Z Envision Gallery Envision Specifications Envision Language Legacy A-B-C A-B-C elements. User Contributed Notes 0 notes + add a note comparison operators abs