Replace numpy with math for scalar functions and remove Dfun from ellipse residuals for speedup
Replace numpy with math for scalar functions and remove Dfun from ellipse residuals for speedup

paalge/scikit-image,rjeli/scikit-image,jwiggins/scikit-image,oew1v07/scikit-image,almarklein/scikit-image,dpshelio/scikit-image,paalge/scikit-image,ajaybhat/scikit-image,bennlich/scikit-image,blink1073/scikit-image,Midafi/scikit-image,chintak/scikit-image,ClinicalGraphics/scikit-image,paalge/scikit-image,emon10005/scikit-image,bsipocz/scikit-image,ajaybhat/scikit-image,WarrenWeckesser/scikits-image,jwiggins/scikit-image,newville/scikit-image,michaelpacer/scikit-image,chriscrosscutler/scikit-image,pratapvardhan/scikit-image,SamHames/scikit-image,vighneshbirodkar/scikit-image,pratapvardhan/scikit-image,rjeli/scikit-image,dpshelio/scikit-image,michaelaye/scikit-image,youprofit/scikit-image,WarrenWeckesser/scikits-image,vighneshbirodkar/scikit-image,chintak/scikit-image,SamHames/scikit-image,keflavich/scikit-image,robintw/scikit-image,juliusbierk/scikit-image,blink1073/scikit-image,Britefury/scikit-image,almarklein/scikit-image,chriscrosscutler/scikit-image,GaZ3ll3/scikit-image,bsipocz/scikit-image,warmspringwinds/scikit-image,Midafi/scikit-image,SamHames/scikit-image,keflavich/scikit-image,rjeli/scikit-image,ofgulban/scikit-image,chintak/scikit-image,chintak/scikit-image,Hiyorimi/scikit-image,Hiyorimi/scikit-image,robintw/scikit-image,almarklein/scikit-image,ofgulban/scikit-image,michaelpacer/scikit-image,michaelaye/scikit-image,vighneshbirodkar/scikit-image,SamHames/scikit-image,emon10005/scikit-image,ClinicalGraphics/scikit-image,almarklein/scikit-image,oew1v07/scikit-image,youprofit/scikit-image,ofgulban/scikit-image,Britefury/scikit-image,bennlich/scikit-image,newville/scikit-image,warmspringwinds/scikit-image,GaZ3ll3/scikit-image,juliusbierk/scikit-image