update to planck function
update to planck function

astropy/astropy,kelle/astropy,larrybradley/astropy,AustereCuriosity/astropy,kelle/astropy,dhomeier/astropy,MSeifert04/astropy,lpsinger/astropy,saimn/astropy,dhomeier/astropy,MSeifert04/astropy,bsipocz/astropy,AustereCuriosity/astropy,tbabej/astropy,DougBurke/astropy,funbaker/astropy,dhomeier/astropy,mhvk/astropy,DougBurke/astropy,tbabej/astropy,pllim/astropy,lpsinger/astropy,kelle/astropy,astropy/astropy,joergdietrich/astropy,bsipocz/astropy,tbabej/astropy,funbaker/astropy,DougBurke/astropy,bsipocz/astropy,astropy/astropy,lpsinger/astropy,pllim/astropy,larrybradley/astropy,pllim/astropy,aleksandr-bakanov/astropy,dhomeier/astropy,StuartLittlefair/astropy,larrybradley/astropy,joergdietrich/astropy,DougBurke/astropy,aleksandr-bakanov/astropy,astropy/astropy,saimn/astropy,larrybradley/astropy,tbabej/astropy,StuartLittlefair/astropy,stargaser/astropy,kelle/astropy,joergdietrich/astropy,StuartLittlefair/astropy,saimn/astropy,stargaser/astropy,aleksandr-bakanov/astropy,tbabej/astropy,pllim/astropy,saimn/astropy,funbaker/astropy,mhvk/astropy,funbaker/astropy,AustereCuriosity/astropy,dhomeier/astropy,kelle/astropy,StuartLittlefair/astropy,stargaser/astropy,bsipocz/astropy,larrybradley/astropy,MSeifert04/astropy,StuartLittlefair/astropy,AustereCuriosity/astropy,mhvk/astropy,pllim/astropy,stargaser/astropy,joergdietrich/astropy,MSeifert04/astropy,astropy/astropy,aleksandr-bakanov/astropy,lpsinger/astropy,mhvk/astropy,AustereCuriosity/astropy,lpsinger/astropy,mhvk/astropy,saimn/astropy,joergdietrich/astropy