Fix unit test failure in math.parser
Fix unit test failure in math.parser

nicolas-p/factor,AlexIljin/factor,AlexIljin/factor,bpollack/factor,AlexIljin/factor,mrjbq7/factor,slavapestov/factor,dch/factor,Keyholder/factor,factor/factor,dch/factor,erg/factor,tgunr/factor,slavapestov/factor,nicolas-p/factor,erg/factor,slavapestov/factor,factor/factor,dch/factor,erg/factor,sarvex/factor-lang,littledan/Factor,cataska/factor,ehird/factor,dch/factor,littledan/Factor,kingcons/factor,bjourne/factor,factor/factor,tgunr/factor,bjourne/factor,bjourne/factor,AlexIljin/factor,nicolas-p/factor,mcandre/factor,mcandre/factor,bpollack/factor,slavapestov/factor,kingcons/factor,slavapestov/factor,slavapestov/factor,nicolas-p/factor,AlexIljin/factor,ceninan/factor,littledan/Factor,mcandre/factor,factor/factor,nicolas-p/factor,bpollack/factor,tgunr/factor,Keyholder/factor,sarvex/factor-lang,tgunr/factor,ceninan/factor,mcandre/factor,sarvex/factor-lang,sarvex/factor-lang,bpollack/factor,tgunr/factor,sarvex/factor-lang,mrjbq7/factor,bjourne/factor,nicolas-p/factor,ceninan/factor,mrjbq7/factor,mrjbq7/factor,bpollack/factor,bpollack/factor,littledan/Factor,AlexIljin/factor,slavapestov/factor,ehird/factor,Keyholder/factor,seckar/factor,erg/factor,cataska/factor,bpollack/factor,sarvex/factor-lang,AlexIljin/factor,mcandre/factor,erg/factor,ehird/factor,seckar/factor,bjourne/factor,mrjbq7/factor,mcandre/factor,kingcons/factor,cataska/factor,kingcons/factor,dch/factor,erg/factor,bjourne/factor,tgunr/factor,sarvex/factor-lang,ceninan/factor,cataska/factor,mcandre/factor,erg/factor,nicolas-p/factor,bjourne/factor,mrjbq7/factor,dch/factor,factor/factor,factor/factor,seckar/factor