[MARMOTTA-628] Arithmetic operation in SPARQL use wrong operator precedence

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.3.0
• Fix Version/s: 3.4.0
• Component/s: KiWi Triple Store
• Assignee: Sergio Fernández
• Reporter: Sergio Fernández
• Created: 11/Feb/16 13:38
• Updated: 18/Jun/18 19:32
• Resolved: 12/Feb/16 12:27

Description

The following query:

SELECT ( (4.5-4.4)*0.1 as ?c )  WHERE {}

should return 0.01, but currently gives 4.06.

So it looks it actually does

4.5 - 4.4 * 0.1)

so

4.5 - (4.4*0.1)

where parenthesis look to be ignored/removed from the calculation.

Issue Links

• supercedes: MARMOTTA-627 Arithmetic operation in Sparql query not working properly