Lsieve Passes only approved values in a list. Lror Rotates list right by desired number of steps. Negative step gives left rotation. Useful for producing fuzzy numbers. Lshiftr Shifts list right by desired number of steps.
Negative step gives left shift.
Useful for scaling fuzzy sets. LtoTab Converts a list into a table. Ltocoll Inserts a series of lists into a coll. When the list is empty, it asks for more. Lchunk Converts a series of items or a large list into lists of specified size or limited by an end of list marker.